Search

Ching Chang

Examiner (ID: 5269, Phone: (571)272-4857 , Office: P/3748 )

Most Active Art Unit
3748
Art Unit(s)
3746, 3748
Total Applications
1871
Issued Applications
1700
Pending Applications
11
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1063618 [patent_doc_number] => 06849882 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-01 [patent_title] => 'Group-III nitride based high electron mobility transistor (HEMT) with barrier/spacer layer' [patent_app_type] => utility [patent_app_number] => 10/102272 [patent_app_country] => US [patent_app_date] => 2002-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3714 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/849/06849882.pdf [firstpage_image] =>[orig_patent_app_number] => 10102272 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/102272
Group-III nitride based high electron mobility transistor (HEMT) with barrier/spacer layer Mar 18, 2002 Issued
Array ( [id] => 1189787 [patent_doc_number] => 06734461 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-11 [patent_title] => 'SiC wafer, SiC semiconductor device, and production method of SiC wafer' [patent_app_type] => B1 [patent_app_number] => 10/070472 [patent_app_country] => US [patent_app_date] => 2002-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 9847 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/734/06734461.pdf [firstpage_image] =>[orig_patent_app_number] => 10070472 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/070472
SiC wafer, SiC semiconductor device, and production method of SiC wafer Mar 6, 2002 Issued
Array ( [id] => 6799454 [patent_doc_number] => 20030094618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-05-22 [patent_title] => 'Method for manufacturing gallium nitride compound semiconductor and light emitting element' [patent_app_type] => new [patent_app_number] => 10/092231 [patent_app_country] => US [patent_app_date] => 2002-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2789 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0094/20030094618.pdf [firstpage_image] =>[orig_patent_app_number] => 10092231 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/092231
Method for manufacturing gallium nitride compound semiconductor and light emitting element Mar 5, 2002 Issued
Array ( [id] => 1159572 [patent_doc_number] => 06762468 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-13 [patent_title] => 'Semiconductor device and method of manufacturing the same' [patent_app_type] => B2 [patent_app_number] => 10/084221 [patent_app_country] => US [patent_app_date] => 2002-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4788 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/762/06762468.pdf [firstpage_image] =>[orig_patent_app_number] => 10084221 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/084221
Semiconductor device and method of manufacturing the same Feb 27, 2002 Issued
Array ( [id] => 6832716 [patent_doc_number] => 20030160261 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-28 [patent_title] => 'Semiconductor device with slot above guard ring' [patent_app_type] => new [patent_app_number] => 10/084511 [patent_app_country] => US [patent_app_date] => 2002-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2472 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0160/20030160261.pdf [firstpage_image] =>[orig_patent_app_number] => 10084511 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/084511
Semiconductor device with slot above guard ring Feb 27, 2002 Issued
Array ( [id] => 1186502 [patent_doc_number] => 06742169 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-25 [patent_title] => 'Semiconductor device' [patent_app_type] => B2 [patent_app_number] => 10/080832 [patent_app_country] => US [patent_app_date] => 2002-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 34 [patent_no_of_words] => 7900 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/742/06742169.pdf [firstpage_image] =>[orig_patent_app_number] => 10080832 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/080832
Semiconductor device Feb 20, 2002 Issued
Array ( [id] => 6414688 [patent_doc_number] => 20020125474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-12 [patent_title] => 'Semiconductor device and pattern layout method thereof' [patent_app_type] => new [patent_app_number] => 10/080831 [patent_app_country] => US [patent_app_date] => 2002-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5524 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0125/20020125474.pdf [firstpage_image] =>[orig_patent_app_number] => 10080831 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/080831
Semiconductor device and pattern layout method thereof Feb 20, 2002 Issued
Array ( [id] => 1152859 [patent_doc_number] => 06770912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-03 [patent_title] => 'Semiconductor device and method for producing the same' [patent_app_type] => B2 [patent_app_number] => 10/079951 [patent_app_country] => US [patent_app_date] => 2002-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 40 [patent_no_of_words] => 4140 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/770/06770912.pdf [firstpage_image] =>[orig_patent_app_number] => 10079951 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/079951
Semiconductor device and method for producing the same Feb 18, 2002 Issued
Array ( [id] => 6854143 [patent_doc_number] => 20030127644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-10 [patent_title] => 'III-nitride light emitting diode' [patent_app_type] => new [patent_app_number] => 10/061241 [patent_app_country] => US [patent_app_date] => 2002-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2119 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0127/20030127644.pdf [firstpage_image] =>[orig_patent_app_number] => 10061241 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/061241
III-nitride light emitting diode Feb 3, 2002 Issued
Array ( [id] => 6841101 [patent_doc_number] => 20030146448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-08-07 [patent_title] => 'Band gap compensated HBT' [patent_app_type] => new [patent_app_number] => 10/066871 [patent_app_country] => US [patent_app_date] => 2002-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4371 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20030146448.pdf [firstpage_image] =>[orig_patent_app_number] => 10066871 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/066871
Band gap compensated HBT Feb 3, 2002 Issued
Array ( [id] => 7616725 [patent_doc_number] => 06946717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-09-20 [patent_title] => 'High voltage semiconductor device' [patent_app_type] => utility [patent_app_number] => 10/470481 [patent_app_country] => US [patent_app_date] => 2002-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3642 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/946/06946717.pdf [firstpage_image] =>[orig_patent_app_number] => 10470481 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/470481
High voltage semiconductor device Jan 29, 2002 Issued
Array ( [id] => 1590690 [patent_doc_number] => 06483123 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-19 [patent_title] => 'Organic electroluminescent device having organic field effect transistor and organic light-emitting diode and method for fabricating the same' [patent_app_type] => B1 [patent_app_number] => 10/052651 [patent_app_country] => US [patent_app_date] => 2002-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5226 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/483/06483123.pdf [firstpage_image] =>[orig_patent_app_number] => 10052651 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/052651
Organic electroluminescent device having organic field effect transistor and organic light-emitting diode and method for fabricating the same Jan 17, 2002 Issued
Array ( [id] => 1009751 [patent_doc_number] => 06900513 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-31 [patent_title] => 'Semiconductor memory device and manufacturing method thereof' [patent_app_type] => utility [patent_app_number] => 10/046792 [patent_app_country] => US [patent_app_date] => 2002-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 12950 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/900/06900513.pdf [firstpage_image] =>[orig_patent_app_number] => 10046792 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/046792
Semiconductor memory device and manufacturing method thereof Jan 14, 2002 Issued
Array ( [id] => 1102739 [patent_doc_number] => 06815797 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-09 [patent_title] => 'Silicide bridged anti-fuse' [patent_app_type] => B1 [patent_app_number] => 10/042811 [patent_app_country] => US [patent_app_date] => 2002-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 21 [patent_no_of_words] => 3219 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/815/06815797.pdf [firstpage_image] =>[orig_patent_app_number] => 10042811 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/042811
Silicide bridged anti-fuse Jan 7, 2002 Issued
Array ( [id] => 6444212 [patent_doc_number] => 20020149028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Semiconductor light-emitting element' [patent_app_type] => new [patent_app_number] => 10/035001 [patent_app_country] => US [patent_app_date] => 2001-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2974 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149028.pdf [firstpage_image] =>[orig_patent_app_number] => 10035001 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/035001
Semiconductor light-emitting element Dec 27, 2001 Issued
Array ( [id] => 1225043 [patent_doc_number] => 06700132 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-02 [patent_title] => 'Flat panel display device utilizing electron emission devices' [patent_app_type] => B2 [patent_app_number] => 10/029392 [patent_app_country] => US [patent_app_date] => 2001-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 5925 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/700/06700132.pdf [firstpage_image] =>[orig_patent_app_number] => 10029392 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/029392
Flat panel display device utilizing electron emission devices Dec 27, 2001 Issued
Array ( [id] => 6753393 [patent_doc_number] => 20030001169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-02 [patent_title] => 'Pulse-controlled bistable birectional electronic switch' [patent_app_type] => new [patent_app_number] => 10/182541 [patent_app_country] => US [patent_app_date] => 2002-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4109 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20030001169.pdf [firstpage_image] =>[orig_patent_app_number] => 10182541 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/182541
Pulse-controlled bistable bidirectional electronic switch Dec 19, 2001 Issued
Array ( [id] => 6452199 [patent_doc_number] => 20020149730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Flat panel display device' [patent_app_type] => new [patent_app_number] => 09/995768 [patent_app_country] => US [patent_app_date] => 2001-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3016 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149730.pdf [firstpage_image] =>[orig_patent_app_number] => 09995768 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/995768
Flat panel display device Nov 28, 2001 Issued
Array ( [id] => 6601359 [patent_doc_number] => 20020063837 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-30 [patent_title] => 'Seal pattern for liquid crystal display device and forming method thereof' [patent_app_type] => new [patent_app_number] => 09/995665 [patent_app_country] => US [patent_app_date] => 2001-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3366 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0063/20020063837.pdf [firstpage_image] =>[orig_patent_app_number] => 09995665 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/995665
Seal pattern for liquid crystal display device and forming method thereof Nov 28, 2001 Issued
Array ( [id] => 6734088 [patent_doc_number] => 20030011723 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-16 [patent_title] => 'Method for fabricating liquid crystal display monitor with esthetic back' [patent_app_type] => new [patent_app_number] => 09/997356 [patent_app_country] => US [patent_app_date] => 2001-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3182 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20030011723.pdf [firstpage_image] =>[orig_patent_app_number] => 09997356 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/997356
Method for fabricating liquid crystal display monitor with esthetic back Nov 26, 2001 Issued
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