Search

Kent Wu Chang

Supervisory Patent Examiner (ID: 5723, Phone: (571)272-7667 , Office: P/2624 )

Most Active Art Unit
2629
Art Unit(s)
2624, 2609, 2774, 2899, 2629, 2675, 2614, 2617, 2778, 2673
Total Applications
828
Issued Applications
535
Pending Applications
134
Abandoned Applications
160

Applications

Application numberTitle of the applicationFiling DateStatus
09/698918 Vehicle display device having a wireless transmitter Oct 26, 2000 Abandoned
Array ( [id] => 753175 [patent_doc_number] => 07023416 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-04-04 [patent_title] => 'Driving technique for activating liquid crystal device' [patent_app_type] => utility [patent_app_number] => 09/868184 [patent_app_country] => US [patent_app_date] => 2000-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 38 [patent_no_of_words] => 20855 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/023/07023416.pdf [firstpage_image] =>[orig_patent_app_number] => 09868184 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/868184
Driving technique for activating liquid crystal device Oct 18, 2000 Issued
Array ( [id] => 753337 [patent_doc_number] => 07023450 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-04-04 [patent_title] => 'Data processing method and apparatus for a display device' [patent_app_type] => utility [patent_app_number] => 10/089361 [patent_app_country] => US [patent_app_date] => 2000-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 6384 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/023/07023450.pdf [firstpage_image] =>[orig_patent_app_number] => 10089361 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/089361
Data processing method and apparatus for a display device Sep 26, 2000 Issued
Array ( [id] => 1598496 [patent_doc_number] => 06384807 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Liquid crystal display driving method/driving circuit capable of being driven with equal voltages' [patent_app_type] => B1 [patent_app_number] => 09/669446 [patent_app_country] => US [patent_app_date] => 2000-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 45 [patent_figures_cnt] => 56 [patent_no_of_words] => 34772 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/384/06384807.pdf [firstpage_image] =>[orig_patent_app_number] => 09669446 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/669446
Liquid crystal display driving method/driving circuit capable of being driven with equal voltages Sep 24, 2000 Issued
Array ( [id] => 449388 [patent_doc_number] => RE039740 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2007-07-24 [patent_title] => 'Display device and method of controlling its brightness' [patent_app_type] => reissue [patent_app_number] => 10/727326 [patent_app_country] => US [patent_app_date] => 2000-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 21 [patent_no_of_words] => 12851 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/039/RE039740.pdf [firstpage_image] =>[orig_patent_app_number] => 10727326 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/727326
Display device and method of controlling its brightness Sep 10, 2000 Issued
Array ( [id] => 1588999 [patent_doc_number] => RE037929 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Microprocessor based simulated book' [patent_app_type] => E1 [patent_app_number] => 09/654748 [patent_app_country] => US [patent_app_date] => 2000-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5383 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/037/RE037929.pdf [firstpage_image] =>[orig_patent_app_number] => 09654748 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/654748
Microprocessor based simulated book Aug 31, 2000 Issued
Array ( [id] => 639248 [patent_doc_number] => 07126583 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-10-24 [patent_title] => 'Interactive vehicle display system' [patent_app_type] => utility [patent_app_number] => 09/645709 [patent_app_country] => US [patent_app_date] => 2000-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 26 [patent_no_of_words] => 20456 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/126/07126583.pdf [firstpage_image] =>[orig_patent_app_number] => 09645709 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/645709
Interactive vehicle display system Aug 23, 2000 Issued
Array ( [id] => 677898 [patent_doc_number] => 07088355 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-08-08 [patent_title] => 'Information display device' [patent_app_type] => utility [patent_app_number] => 09/645375 [patent_app_country] => US [patent_app_date] => 2000-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3530 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/088/07088355.pdf [firstpage_image] =>[orig_patent_app_number] => 09645375 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/645375
Information display device Aug 23, 2000 Issued
09/643843 Addressing of three-electrode surface discharge ac plasma display panel Aug 22, 2000 Abandoned
Array ( [id] => 1198429 [patent_doc_number] => 06727882 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-04-27 [patent_title] => 'Method and apparatus for matrix addressing of an electrophoretic display device' [patent_app_type] => B1 [patent_app_number] => 09/581656 [patent_app_country] => US [patent_app_date] => 2000-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2197 [patent_no_of_claims] => 15 [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/06/727/06727882.pdf [firstpage_image] =>[orig_patent_app_number] => 09581656 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/581656
Method and apparatus for matrix addressing of an electrophoretic display device Aug 16, 2000 Issued
Array ( [id] => 7646729 [patent_doc_number] => 06476790 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Display device and a driver circuit thereof' [patent_app_type] => B1 [patent_app_number] => 09/639973 [patent_app_country] => US [patent_app_date] => 2000-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 36 [patent_no_of_words] => 12182 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/476/06476790.pdf [firstpage_image] =>[orig_patent_app_number] => 09639973 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/639973
Display device and a driver circuit thereof Aug 15, 2000 Issued
Array ( [id] => 1339310 [patent_doc_number] => 06597328 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-07-22 [patent_title] => 'Method for providing privately viewable data in a publically viewable display' [patent_app_type] => B1 [patent_app_number] => 09/640121 [patent_app_country] => US [patent_app_date] => 2000-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5022 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/597/06597328.pdf [firstpage_image] =>[orig_patent_app_number] => 09640121 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/640121
Method for providing privately viewable data in a publically viewable display Aug 15, 2000 Issued
Array ( [id] => 1226648 [patent_doc_number] => 06700567 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-02 [patent_title] => 'Self-powered input devices for circuit control devices' [patent_app_type] => B1 [patent_app_number] => 09/639298 [patent_app_country] => US [patent_app_date] => 2000-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2926 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/700/06700567.pdf [firstpage_image] =>[orig_patent_app_number] => 09639298 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/639298
Self-powered input devices for circuit control devices Aug 14, 2000 Issued
Array ( [id] => 1449304 [patent_doc_number] => 06369832 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images' [patent_app_type] => B1 [patent_app_number] => 09/638867 [patent_app_country] => US [patent_app_date] => 2000-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 28 [patent_no_of_words] => 12967 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/369/06369832.pdf [firstpage_image] =>[orig_patent_app_number] => 09638867 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/638867
Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images Aug 14, 2000 Issued
Array ( [id] => 935997 [patent_doc_number] => 06975347 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-13 [patent_title] => 'Method and apparatus for acquiring and displaying images' [patent_app_type] => utility [patent_app_number] => 09/620044 [patent_app_country] => US [patent_app_date] => 2000-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1821 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/975/06975347.pdf [firstpage_image] =>[orig_patent_app_number] => 09620044 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/620044
Method and apparatus for acquiring and displaying images Jul 19, 2000 Issued
Array ( [id] => 7644914 [patent_doc_number] => 06473059 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-29 [patent_title] => 'Display driver IC and electronic device using same' [patent_app_type] => B1 [patent_app_number] => 09/619471 [patent_app_country] => US [patent_app_date] => 2000-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5694 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/473/06473059.pdf [firstpage_image] =>[orig_patent_app_number] => 09619471 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/619471
Display driver IC and electronic device using same Jul 18, 2000 Issued
09/554255 DRIVING CIRCUIT FOR FIELD EMISSION DISPLAY Jul 9, 2000 Abandoned
Array ( [id] => 1064346 [patent_doc_number] => 06850222 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-01 [patent_title] => 'Passive force feedback for computer interface devices' [patent_app_type] => utility [patent_app_number] => 09/603758 [patent_app_country] => US [patent_app_date] => 2000-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 20385 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/850/06850222.pdf [firstpage_image] =>[orig_patent_app_number] => 09603758 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/603758
Passive force feedback for computer interface devices Jun 25, 2000 Issued
Array ( [id] => 4270263 [patent_doc_number] => 06259430 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'Color display' [patent_app_type] => 1 [patent_app_number] => 9/602315 [patent_app_country] => US [patent_app_date] => 2000-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4374 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/259/06259430.pdf [firstpage_image] =>[orig_patent_app_number] => 602315 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/602315
Color display Jun 22, 2000 Issued
Array ( [id] => 1581536 [patent_doc_number] => 06448955 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-10 [patent_title] => 'Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources' [patent_app_type] => B1 [patent_app_number] => 09/590753 [patent_app_country] => US [patent_app_date] => 2000-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 36 [patent_no_of_words] => 14597 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/448/06448955.pdf [firstpage_image] =>[orig_patent_app_number] => 09590753 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/590753
Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources Jun 7, 2000 Issued
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