
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 6782815
[patent_doc_number] => 20030064262
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-04-03
[patent_title] => 'Method and apparatus for controlling a combined heat and power fuel cell system'
[patent_app_type] => new
[patent_app_number] => 10/158371
[patent_app_country] => US
[patent_app_date] => 2002-05-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 15930
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 102
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0064/20030064262.pdf
[firstpage_image] =>[orig_patent_app_number] => 10158371
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/158371 | Method and apparatus for controlling a combined heat and power fuel cell system | May 29, 2002 | Abandoned |
Array
(
[id] => 6701347
[patent_doc_number] => 20030224227
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-12-04
[patent_title] => 'Conditioning and maintenance methods for fuel cells'
[patent_app_type] => new
[patent_app_number] => 10/159594
[patent_app_country] => US
[patent_app_date] => 2002-05-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 4419
[patent_no_of_claims] => 19
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[patent_maintenance] => 1
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[pdf_file] => publications/A1/0224/20030224227.pdf
[firstpage_image] =>[orig_patent_app_number] => 10159594
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/159594 | Conditioning and maintenance methods for fuel cells | May 29, 2002 | Abandoned |
Array
(
[id] => 6523915
[patent_doc_number] => 20020192538
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-19
[patent_title] => 'Current collector for fuel cell and method of producing the same'
[patent_app_type] => new
[patent_app_number] => 10/157287
[patent_app_country] => US
[patent_app_date] => 2002-05-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_claims] => 13
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0192/20020192538.pdf
[firstpage_image] =>[orig_patent_app_number] => 10157287
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/157287 | Current collector for fuel cell and method of producing the same | May 28, 2002 | Abandoned |
Array
(
[id] => 6317484
[patent_doc_number] => 20020195778
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-26
[patent_title] => 'Seal'
[patent_app_type] => new
[patent_app_number] => 10/156644
[patent_app_country] => US
[patent_app_date] => 2002-05-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 8830
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0195/20020195778.pdf
[firstpage_image] =>[orig_patent_app_number] => 10156644
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/156644 | Seal | May 23, 2002 | Abandoned |
Array
(
[id] => 6404469
[patent_doc_number] => 20020182465
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-12-05
[patent_title] => 'Vaporizer temperature control in fuel cell power plant'
[patent_app_type] => new
[patent_app_number] => 10/151943
[patent_app_country] => US
[patent_app_date] => 2002-05-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 8019
[patent_no_of_claims] => 14
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0182/20020182465.pdf
[firstpage_image] =>[orig_patent_app_number] => 10151943
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/151943 | Vaporizer temperature control in fuel cell power plant | May 21, 2002 | Issued |
Array
(
[id] => 6796721
[patent_doc_number] => 20030175595
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-09-18
[patent_title] => 'Non-aqueous electrolyte additive for improving safety and lithium ion secondary battery comprising the same'
[patent_app_type] => new
[patent_app_number] => 10/312672
[patent_app_country] => US
[patent_app_date] => 2002-12-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_claims] => 7
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0175/20030175595.pdf
[firstpage_image] =>[orig_patent_app_number] => 10312672
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/312672 | Non-aqueous electrolyte additive for improving safety and lithium ion secondary battery comprising the same | May 21, 2002 | Issued |
Array
(
[id] => 6796722
[patent_doc_number] => 20030175596
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-09-18
[patent_title] => 'Non-aqueous electrolyte additive for improving safety and lithium ion secondary battery comprising the same'
[patent_app_type] => new
[patent_app_number] => 10/312674
[patent_app_country] => US
[patent_app_date] => 2002-12-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3853
[patent_no_of_claims] => 5
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0175/20030175596.pdf
[firstpage_image] =>[orig_patent_app_number] => 10312674
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/312674 | Non-aqueous electrolyte additive for improving safety and lithium ion secondary battery comprising the same | May 21, 2002 | Issued |
Array
(
[id] => 484838
[patent_doc_number] => 07217471
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2007-05-15
[patent_title] => 'Membrane electrode assembly with compression control gasket'
[patent_app_type] => utility
[patent_app_number] => 10/150473
[patent_app_country] => US
[patent_app_date] => 2002-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 4188
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 374
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/217/07217471.pdf
[firstpage_image] =>[orig_patent_app_number] => 10150473
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/150473 | Membrane electrode assembly with compression control gasket | May 16, 2002 | Issued |
Array
(
[id] => 740430
[patent_doc_number] => 07029797
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2006-04-18
[patent_title] => 'Electrode plate for alkaline storage battery and alkaline storage battery using the same'
[patent_app_type] => utility
[patent_app_number] => 10/150788
[patent_app_country] => US
[patent_app_date] => 2002-05-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 8
[patent_no_of_words] => 4617
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 166
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/07/029/07029797.pdf
[firstpage_image] =>[orig_patent_app_number] => 10150788
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/150788 | Electrode plate for alkaline storage battery and alkaline storage battery using the same | May 16, 2002 | Issued |
| 10/049090 | Lithium powder anode, lithium battery using the same and preparation thereof | May 14, 2002 | Abandoned |
Array
(
[id] => 6769756
[patent_doc_number] => 20030215696
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-11-20
[patent_title] => 'Electrode catalysts for H2S fuel cell'
[patent_app_type] => new
[patent_app_number] => 10/143944
[patent_app_country] => US
[patent_app_date] => 2002-05-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 10
[patent_no_of_words] => 4477
[patent_no_of_claims] => 20
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[patent_words_short_claim] => 96
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0215/20030215696.pdf
[firstpage_image] =>[orig_patent_app_number] => 10143944
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/143944 | Electrode catalysts for H2S fuel cell | May 13, 2002 | Abandoned |
Array
(
[id] => 1049892
[patent_doc_number] => 06861169
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-03-01
[patent_title] => 'Cogeneration of power and heat by an integrated fuel cell power system'
[patent_app_type] => utility
[patent_app_number] => 10/141493
[patent_app_country] => US
[patent_app_date] => 2002-05-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/861/06861169.pdf
[firstpage_image] =>[orig_patent_app_number] => 10141493
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/141493 | Cogeneration of power and heat by an integrated fuel cell power system | May 7, 2002 | Issued |
Array
(
[id] => 6715673
[patent_doc_number] => 20030027021
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-02-06
[patent_title] => 'Microwave activation of fuel cell gases'
[patent_app_type] => new
[patent_app_number] => 10/139020
[patent_app_country] => US
[patent_app_date] => 2002-05-02
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0027/20030027021.pdf
[firstpage_image] =>[orig_patent_app_number] => 10139020
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/139020 | Microwave activation of fuel cell gases | May 1, 2002 | Abandoned |
Array
(
[id] => 1034324
[patent_doc_number] => 06875533
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2005-04-05
[patent_title] => 'Fuel cell unit and composite block of fuel cells'
[patent_app_type] => utility
[patent_app_number] => 10/135184
[patent_app_country] => US
[patent_app_date] => 2002-04-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
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[pdf_file] => patents/06/875/06875533.pdf
[firstpage_image] =>[orig_patent_app_number] => 10135184
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/135184 | Fuel cell unit and composite block of fuel cells | Apr 28, 2002 | Issued |
Array
(
[id] => 6175265
[patent_doc_number] => 20020155327
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-24
[patent_title] => 'Hybrid electrochemical cell system'
[patent_app_type] => new
[patent_app_number] => 10/128890
[patent_app_country] => US
[patent_app_date] => 2002-04-24
[patent_effective_date] => 0000-00-00
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[pdf_file] => publications/A1/0155/20020155327.pdf
[firstpage_image] =>[orig_patent_app_number] => 10128890
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/128890 | Hybrid electrochemical cell system | Apr 23, 2002 | Issued |
Array
(
[id] => 6663938
[patent_doc_number] => 20030203264
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2003-10-30
[patent_title] => 'Maximizing PEM fuel cell power plant system efficiency at optimum system pressure'
[patent_app_type] => new
[patent_app_number] => 10/132789
[patent_app_country] => US
[patent_app_date] => 2002-04-24
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0203/20030203264.pdf
[firstpage_image] =>[orig_patent_app_number] => 10132789
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/132789 | Maximizing PEM fuel cell power plant system efficiency at optimum system pressure | Apr 23, 2002 | Abandoned |
Array
(
[id] => 1305459
[patent_doc_number] => 06617070
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2003-09-09
[patent_title] => 'Methods of detecting the onset of colloid formation in particular sulfur precipitation'
[patent_app_type] => B1
[patent_app_number] => 09/980313
[patent_app_country] => US
[patent_app_date] => 2002-04-11
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/617/06617070.pdf
[firstpage_image] =>[orig_patent_app_number] => 09980313
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/980313 | Methods of detecting the onset of colloid formation in particular sulfur precipitation | Apr 10, 2002 | Issued |
Array
(
[id] => 6464889
[patent_doc_number] => 20020150802
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-17
[patent_title] => 'Fuel cell system'
[patent_app_type] => new
[patent_app_number] => 10/119978
[patent_app_country] => US
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[firstpage_image] =>[orig_patent_app_number] => 10119978
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/119978 | Water control for a fuel cell system | Apr 9, 2002 | Issued |
Array
(
[id] => 1053018
[patent_doc_number] => 06858345
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[patent_kind] => B2
[patent_issue_date] => 2005-02-22
[patent_title] => 'Wound bipolar lithium polymer batteries'
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[patent_app_number] => 10/118788
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[pdf_file] => patents/06/858/06858345.pdf
[firstpage_image] =>[orig_patent_app_number] => 10118788
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/118788 | Wound bipolar lithium polymer batteries | Apr 8, 2002 | Issued |
Array
(
[id] => 6465019
[patent_doc_number] => 20020150815
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2002-10-17
[patent_title] => 'Battery pack'
[patent_app_type] => new
[patent_app_number] => 10/118211
[patent_app_country] => US
[patent_app_date] => 2002-04-09
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[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0150/20020150815.pdf
[firstpage_image] =>[orig_patent_app_number] => 10118211
[rel_patent_id] =>[rel_patent_doc_number] =>) 10/118211 | Battery pack comprising heat-sensitive current blocking element and press portion for pressing the element | Apr 8, 2002 | Issued |