Search

Dah Wei D. Yuan

Supervisory Patent Examiner (ID: 10199, Phone: (571)272-1295 , Office: P/1717 )

Most Active Art Unit
1745
Art Unit(s)
1795, 1727, 1717, 1745
Total Applications
504
Issued Applications
341
Pending Applications
54
Abandoned Applications
113

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6744879 [patent_doc_number] => 20030022062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-30 [patent_title] => 'Connection for joining a current collector to a terminal pin for a primary lithium or secondary lithium ion electrochemical cell' [patent_app_type] => new [patent_app_number] => 10/207608 [patent_app_country] => US [patent_app_date] => 2002-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3820 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0022/20030022062.pdf [firstpage_image] =>[orig_patent_app_number] => 10207608 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/207608
Connection for joining a current collector to a terminal pin for a primary lithium or secondary lithium ion electrochemical cell Jul 28, 2002 Issued
Array ( [id] => 6774046 [patent_doc_number] => 20030017384 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Prismatic battery having cooling structure and battery pack using the same' [patent_app_type] => new [patent_app_number] => 10/196373 [patent_app_country] => US [patent_app_date] => 2002-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3140 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20030017384.pdf [firstpage_image] =>[orig_patent_app_number] => 10196373 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/196373
Prismatic battery having cooling structure and battery pack using the same Jul 16, 2002 Issued
Array ( [id] => 6715675 [patent_doc_number] => 20030027023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-06 [patent_title] => 'Process for generating electricity with a hydrogen fuel cell' [patent_app_type] => new [patent_app_number] => 10/195186 [patent_app_country] => US [patent_app_date] => 2002-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5306 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20030027023.pdf [firstpage_image] =>[orig_patent_app_number] => 10195186 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/195186
Process for generating electricity with a hydrogen fuel cell Jul 11, 2002 Issued
Array ( [id] => 1092312 [patent_doc_number] => 06824925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-11-30 [patent_title] => 'Method for manufacturing base for electrode plate, method for manufacturing positive electrode plate and alkaline storage battery' [patent_app_type] => B2 [patent_app_number] => 10/193084 [patent_app_country] => US [patent_app_date] => 2002-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6884 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/824/06824925.pdf [firstpage_image] =>[orig_patent_app_number] => 10193084 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/193084
Method for manufacturing base for electrode plate, method for manufacturing positive electrode plate and alkaline storage battery Jul 9, 2002 Issued
Array ( [id] => 6720562 [patent_doc_number] => 20030054250 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-20 [patent_title] => 'Active material for battery and method of preparing the same' [patent_app_type] => new [patent_app_number] => 10/189384 [patent_app_country] => US [patent_app_date] => 2002-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11668 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20030054250.pdf [firstpage_image] =>[orig_patent_app_number] => 10189384 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/189384
Active material having surface treatment layer for battery and method of preparing the same Jul 7, 2002 Issued
Array ( [id] => 7612992 [patent_doc_number] => 06902841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-07 [patent_title] => 'Hydrophobic fuel cell electrode' [patent_app_type] => utility [patent_app_number] => 10/184840 [patent_app_country] => US [patent_app_date] => 2002-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 6948 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/902/06902841.pdf [firstpage_image] =>[orig_patent_app_number] => 10184840 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/184840
Hydrophobic fuel cell electrode Jun 27, 2002 Issued
Array ( [id] => 7431164 [patent_doc_number] => 20040001987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-01-01 [patent_title] => 'Liquid fuel reservoir for fuel cells' [patent_app_type] => new [patent_app_number] => 10/183943 [patent_app_country] => US [patent_app_date] => 2002-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 6874 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20040001987.pdf [firstpage_image] =>[orig_patent_app_number] => 10183943 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/183943
Liquid fuel reservoir for fuel cells Jun 27, 2002 Issued
Array ( [id] => 6778451 [patent_doc_number] => 20030049532 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'Negative electrode for lithium battery and lithium battery' [patent_app_type] => new [patent_app_number] => 10/183633 [patent_app_country] => US [patent_app_date] => 2002-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5613 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0049/20030049532.pdf [firstpage_image] =>[orig_patent_app_number] => 10183633 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/183633
Negative electrode for lithium battery and lithium battery Jun 27, 2002 Abandoned
Array ( [id] => 6825141 [patent_doc_number] => 20030235763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-25 [patent_title] => 'Grid coating process for lead acid batteries' [patent_app_type] => new [patent_app_number] => 10/177184 [patent_app_country] => US [patent_app_date] => 2002-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3378 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0235/20030235763.pdf [firstpage_image] =>[orig_patent_app_number] => 10177184 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/177184
Grid coating process for lead acid batteries Jun 20, 2002 Abandoned
Array ( [id] => 1073539 [patent_doc_number] => 06838203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-01-04 [patent_title] => 'Monolithic fuel cell and method of manufacture of same' [patent_app_type] => utility [patent_app_number] => 10/174686 [patent_app_country] => US [patent_app_date] => 2002-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5996 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/838/06838203.pdf [firstpage_image] =>[orig_patent_app_number] => 10174686 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/174686
Monolithic fuel cell and method of manufacture of same Jun 18, 2002 Issued
Array ( [id] => 6658722 [patent_doc_number] => 20030134184 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-17 [patent_title] => 'Electric storage battery construction and method of manufacture' [patent_app_type] => new [patent_app_number] => 10/167688 [patent_app_country] => US [patent_app_date] => 2002-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4465 [patent_no_of_claims] => 65 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0134/20030134184.pdf [firstpage_image] =>[orig_patent_app_number] => 10167688 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/167688
Electric storage battery construction and method of manufacture Jun 11, 2002 Issued
Array ( [id] => 6674057 [patent_doc_number] => 20030059660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-27 [patent_title] => 'Fuel cell power generation equipment and a device using the same' [patent_app_type] => new [patent_app_number] => 10/166263 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 13069 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0059/20030059660.pdf [firstpage_image] =>[orig_patent_app_number] => 10166263 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/166263
Fuel cell power generation equipment and a device using the same Jun 10, 2002 Abandoned
Array ( [id] => 6774058 [patent_doc_number] => 20030017396 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-23 [patent_title] => 'Anode compositions for use in alkaline cells, zinc alloy powders to make up said anode compositions, and alkaline cells using said anode compositions' [patent_app_type] => new [patent_app_number] => 10/167285 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3747 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20030017396.pdf [firstpage_image] =>[orig_patent_app_number] => 10167285 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/167285
Anode compositions for use in alkaline cells, zinc alloy powders to make up said anode compositions, and alkaline cells using said anode compositions Jun 10, 2002 Abandoned
Array ( [id] => 630218 [patent_doc_number] => 07132178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-07 [patent_title] => 'Hydrogen generator, fuel cell system and control method of hydrogen generator' [patent_app_type] => utility [patent_app_number] => 10/344475 [patent_app_country] => US [patent_app_date] => 2002-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 23031 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/132/07132178.pdf [firstpage_image] =>[orig_patent_app_number] => 10344475 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/344475
Hydrogen generator, fuel cell system and control method of hydrogen generator Jun 10, 2002 Issued
Array ( [id] => 6658682 [patent_doc_number] => 20030134158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-17 [patent_title] => 'Super battery module for mobile electronic apparatus' [patent_app_type] => new [patent_app_number] => 10/163584 [patent_app_country] => US [patent_app_date] => 2002-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1201 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0134/20030134158.pdf [firstpage_image] =>[orig_patent_app_number] => 10163584 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/163584
Super battery module for mobile electronic apparatus Jun 6, 2002 Abandoned
Array ( [id] => 1014424 [patent_doc_number] => 06893766 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-17 [patent_title] => 'Methodology for supply of reactant fluids to and purging of product and inert fluids from cells of fuel cell stack' [patent_app_type] => utility [patent_app_number] => 10/160543 [patent_app_country] => US [patent_app_date] => 2002-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5788 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/893/06893766.pdf [firstpage_image] =>[orig_patent_app_number] => 10160543 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/160543
Methodology for supply of reactant fluids to and purging of product and inert fluids from cells of fuel cell stack May 30, 2002 Issued
Array ( [id] => 6650071 [patent_doc_number] => 20030008198 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Membrane-electrode assembly for solid polymer electrolyte fuel cells and process for its production' [patent_app_type] => new [patent_app_number] => 10/158145 [patent_app_country] => US [patent_app_date] => 2002-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5336 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20030008198.pdf [firstpage_image] =>[orig_patent_app_number] => 10158145 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/158145
Membrane-electrode assembly for solid polymer electrolyte fuel cells and process for its production May 30, 2002 Abandoned
Array ( [id] => 7612994 [patent_doc_number] => 06902839 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-07 [patent_title] => 'Polymer electrolyte membrane for fuel cell and method for producing the same' [patent_app_type] => utility [patent_app_number] => 10/159744 [patent_app_country] => US [patent_app_date] => 2002-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3140 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/902/06902839.pdf [firstpage_image] =>[orig_patent_app_number] => 10159744 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/159744
Polymer electrolyte membrane for fuel cell and method for producing the same May 30, 2002 Issued
Array ( [id] => 1080334 [patent_doc_number] => 06835492 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-12-28 [patent_title] => 'Method for forming lithium metal anode protective layer for lithium battery and lithium battery having such protective layer' [patent_app_type] => B2 [patent_app_number] => 10/157186 [patent_app_country] => US [patent_app_date] => 2002-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4719 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/835/06835492.pdf [firstpage_image] =>[orig_patent_app_number] => 10157186 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/157186
Method for forming lithium metal anode protective layer for lithium battery and lithium battery having such protective layer May 29, 2002 Issued
Array ( [id] => 6701348 [patent_doc_number] => 20030224228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-12-04 [patent_title] => 'Fuel cell performance recovery by cyclic oxidant starvation' [patent_app_type] => new [patent_app_number] => 10/160384 [patent_app_country] => US [patent_app_date] => 2002-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2049 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0224/20030224228.pdf [firstpage_image] =>[orig_patent_app_number] => 10160384 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/160384
Fuel cell performance recovery by cyclic oxidant starvation May 29, 2002 Issued
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