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
Array ( [id] => 6483148 [patent_doc_number] => 20020024506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-28 [patent_title] => 'Motion detection and tracking system to control navigation and display of object viewers' [patent_app_type] => new [patent_app_number] => 09/833447 [patent_app_country] => US [patent_app_date] => 2001-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5312 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0024/20020024506.pdf [firstpage_image] =>[orig_patent_app_number] => 09833447 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/833447
Motion detection and tracking system to control navigation and display of object viewers Apr 11, 2001 Abandoned
Array ( [id] => 6893361 [patent_doc_number] => 20010015727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-23 [patent_title] => 'Image data display control method and an image display device thereof' [patent_app_type] => new [patent_app_number] => 09/829294 [patent_app_country] => US [patent_app_date] => 2001-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6991 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20010015727.pdf [firstpage_image] =>[orig_patent_app_number] => 09829294 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/829294
Image data display control method and an image display device thereof Apr 8, 2001 Abandoned
Array ( [id] => 603143 [patent_doc_number] => 07432909 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-10-07 [patent_title] => 'Communication system, communication apparatus, and communication method' [patent_app_type] => utility [patent_app_number] => 09/819758 [patent_app_country] => US [patent_app_date] => 2001-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 8688 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/432/07432909.pdf [firstpage_image] =>[orig_patent_app_number] => 09819758 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/819758
Communication system, communication apparatus, and communication method Mar 28, 2001 Issued
Array ( [id] => 551493 [patent_doc_number] => 07164417 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-01-16 [patent_title] => 'Dynamic controller for active-matrix displays' [patent_app_type] => utility [patent_app_number] => 09/817547 [patent_app_country] => US [patent_app_date] => 2001-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2811 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/164/07164417.pdf [firstpage_image] =>[orig_patent_app_number] => 09817547 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/817547
Dynamic controller for active-matrix displays Mar 25, 2001 Issued
Array ( [id] => 7634013 [patent_doc_number] => 06657607 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-02 [patent_title] => 'Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources' [patent_app_type] => B1 [patent_app_number] => 09/811988 [patent_app_country] => US [patent_app_date] => 2001-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 32 [patent_figures_cnt] => 37 [patent_no_of_words] => 14597 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/657/06657607.pdf [firstpage_image] =>[orig_patent_app_number] => 09811988 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/811988
Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources Mar 18, 2001 Issued
Array ( [id] => 1229796 [patent_doc_number] => RE038419 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2004-02-10 [patent_title] => 'Computer interface device' [patent_app_type] => E1 [patent_app_number] => 09/808917 [patent_app_country] => US [patent_app_date] => 2001-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3042 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/038/RE038419.pdf [firstpage_image] =>[orig_patent_app_number] => 09808917 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/808917
Computer interface device Mar 14, 2001 Issued
Array ( [id] => 7026974 [patent_doc_number] => 20010013854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-16 [patent_title] => 'Electronic apparatus with backlighting device' [patent_app_type] => new [patent_app_number] => 09/773596 [patent_app_country] => US [patent_app_date] => 2001-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4817 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20010013854.pdf [firstpage_image] =>[orig_patent_app_number] => 09773596 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/773596
Electronic apparatus with backlighting device Feb 1, 2001 Issued
Array ( [id] => 1283283 [patent_doc_number] => 06646634 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-11-11 [patent_title] => 'Touch panel coordinate determination' [patent_app_type] => B2 [patent_app_number] => 09/775388 [patent_app_country] => US [patent_app_date] => 2001-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5181 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/646/06646634.pdf [firstpage_image] =>[orig_patent_app_number] => 09775388 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/775388
Touch panel coordinate determination Jan 30, 2001 Issued
Array ( [id] => 1010032 [patent_doc_number] => 06900797 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-05-31 [patent_title] => 'Method for driving PDP and display apparatus' [patent_app_type] => utility [patent_app_number] => 09/771583 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 8435 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/900/06900797.pdf [firstpage_image] =>[orig_patent_app_number] => 09771583 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/771583
Method for driving PDP and display apparatus Jan 29, 2001 Issued
Array ( [id] => 6894490 [patent_doc_number] => 20010016856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-23 [patent_title] => 'Electronic-form preparation system' [patent_app_type] => new [patent_app_number] => 09/774379 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5588 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0016/20010016856.pdf [firstpage_image] =>[orig_patent_app_number] => 09774379 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/774379
Electronic-form preparation system Jan 29, 2001 Abandoned
Array ( [id] => 1567042 [patent_doc_number] => 06339420 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-01-15 [patent_title] => 'Actuation device having multiple degrees of freedom of movement and reduced inertia' [patent_app_type] => B2 [patent_app_number] => 09/770973 [patent_app_country] => US [patent_app_date] => 2001-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5918 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/339/06339420.pdf [firstpage_image] =>[orig_patent_app_number] => 09770973 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/770973
Actuation device having multiple degrees of freedom of movement and reduced inertia Jan 24, 2001 Issued
Array ( [id] => 1603600 [patent_doc_number] => 06433783 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-13 [patent_title] => 'Object-image displaying apparatus' [patent_app_type] => B1 [patent_app_number] => 09/767121 [patent_app_country] => US [patent_app_date] => 2001-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 23 [patent_no_of_words] => 9505 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/433/06433783.pdf [firstpage_image] =>[orig_patent_app_number] => 09767121 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/767121
Object-image displaying apparatus Jan 21, 2001 Issued
Array ( [id] => 7077415 [patent_doc_number] => 20010040569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-15 [patent_title] => 'System for driving a liquid crystal display with power saving and other improved features' [patent_app_type] => new [patent_app_number] => 09/766498 [patent_app_country] => US [patent_app_date] => 2001-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9840 [patent_no_of_claims] => 56 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0040/20010040569.pdf [firstpage_image] =>[orig_patent_app_number] => 09766498 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/766498
System for driving a liquid crystal display with power saving and other improved features Jan 18, 2001 Abandoned
Array ( [id] => 1564220 [patent_doc_number] => 06362809 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Securable mousepad with slidable tray and a method of using same' [patent_app_type] => B1 [patent_app_number] => 09/761997 [patent_app_country] => US [patent_app_date] => 2001-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 4051 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/362/06362809.pdf [firstpage_image] =>[orig_patent_app_number] => 09761997 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/761997
Securable mousepad with slidable tray and a method of using same Jan 16, 2001 Issued
Array ( [id] => 6947293 [patent_doc_number] => 20010020925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-09-13 [patent_title] => 'Liquid crystal display apparatus and method for driving the same' [patent_app_type] => new [patent_app_number] => 09/745415 [patent_app_country] => US [patent_app_date] => 2000-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10416 [patent_no_of_claims] => 73 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0020/20010020925.pdf [firstpage_image] =>[orig_patent_app_number] => 09745415 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/745415
Liquid crystal display apparatus and method for driving the same Dec 25, 2000 Issued
Array ( [id] => 6125145 [patent_doc_number] => 20020075226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-20 [patent_title] => 'Obtaining a high refresh rate display using a low bandwidth digital interface' [patent_app_type] => new [patent_app_number] => 09/741566 [patent_app_country] => US [patent_app_date] => 2000-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3096 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0075/20020075226.pdf [firstpage_image] =>[orig_patent_app_number] => 09741566 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/741566
Obtaining a high refresh rate display using a low bandwidth digital interface Dec 18, 2000 Issued
Array ( [id] => 505484 [patent_doc_number] => 07205976 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-04-17 [patent_title] => 'Computer input device containing a pointing mechanism and non-volatile solid state storage means' [patent_app_type] => utility [patent_app_number] => 10/433540 [patent_app_country] => US [patent_app_date] => 2000-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2646 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/205/07205976.pdf [firstpage_image] =>[orig_patent_app_number] => 10433540 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/433540
Computer input device containing a pointing mechanism and non-volatile solid state storage means Dec 3, 2000 Issued
Array ( [id] => 6875380 [patent_doc_number] => 20010000124 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-04-05 [patent_title] => 'Scanning display with expanded exit pupil' [patent_app_type] => new-utility [patent_app_number] => 09/728847 [patent_app_country] => US [patent_app_date] => 2000-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7585 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20010000124.pdf [firstpage_image] =>[orig_patent_app_number] => 09728847 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/728847
Scanning display with expanded exit pupil Nov 30, 2000 Issued
Array ( [id] => 1385359 [patent_doc_number] => 06563495 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-13 [patent_title] => 'Automatic screen saver' [patent_app_type] => B1 [patent_app_number] => 09/582396 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2936 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/563/06563495.pdf [firstpage_image] =>[orig_patent_app_number] => 09582396 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/582396
Automatic screen saver Nov 8, 2000 Issued
Array ( [id] => 1584152 [patent_doc_number] => 06424324 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Display driver apparatus' [patent_app_type] => B1 [patent_app_number] => 09/581415 [patent_app_country] => US [patent_app_date] => 2000-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5767 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/424/06424324.pdf [firstpage_image] =>[orig_patent_app_number] => 09581415 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/581415
Display driver apparatus Nov 8, 2000 Issued
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