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] => 3838754 [patent_doc_number] => 05712649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Head-mounted image display' [patent_app_type] => 1 [patent_app_number] => 8/743917 [patent_app_country] => US [patent_app_date] => 1996-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 5408 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712649.pdf [firstpage_image] =>[orig_patent_app_number] => 743917 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/743917
Head-mounted image display Nov 4, 1996 Issued
Array ( [id] => 4231285 [patent_doc_number] => 06011535 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Active matrix display device and scanning circuit' [patent_app_type] => 1 [patent_app_number] => 8/744054 [patent_app_country] => US [patent_app_date] => 1996-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 47 [patent_no_of_words] => 17974 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/011/06011535.pdf [firstpage_image] =>[orig_patent_app_number] => 744054 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/744054
Active matrix display device and scanning circuit Nov 4, 1996 Issued
Array ( [id] => 4193886 [patent_doc_number] => 06150997 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-21 [patent_title] => 'Video transmission system' [patent_app_type] => 1 [patent_app_number] => 8/741697 [patent_app_country] => US [patent_app_date] => 1996-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 7591 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/150/06150997.pdf [firstpage_image] =>[orig_patent_app_number] => 741697 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/741697
Video transmission system Oct 30, 1996 Issued
Array ( [id] => 3779309 [patent_doc_number] => 05774104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Co-ordinate addressing of liquid crystal cells' [patent_app_type] => 1 [patent_app_number] => 8/739811 [patent_app_country] => US [patent_app_date] => 1996-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2958 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/774/05774104.pdf [firstpage_image] =>[orig_patent_app_number] => 739811 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/739811
Co-ordinate addressing of liquid crystal cells Oct 29, 1996 Issued
Array ( [id] => 1107434 [patent_doc_number] => 06812934 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-11-02 [patent_title] => 'Image processing method at the time of character display in an image apparatus' [patent_app_type] => B1 [patent_app_number] => 08/738454 [patent_app_country] => US [patent_app_date] => 1996-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1184 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/812/06812934.pdf [firstpage_image] =>[orig_patent_app_number] => 08738454 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/738454
Image processing method at the time of character display in an image apparatus Oct 29, 1996 Issued
Array ( [id] => 3819582 [patent_doc_number] => 05812113 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-22 [patent_title] => 'Picture forming device' [patent_app_type] => 1 [patent_app_number] => 8/720923 [patent_app_country] => US [patent_app_date] => 1996-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2836 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/812/05812113.pdf [firstpage_image] =>[orig_patent_app_number] => 720923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/720923
Picture forming device Oct 6, 1996 Issued
Array ( [id] => 4106492 [patent_doc_number] => 06097385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Computer resource regulation' [patent_app_type] => 1 [patent_app_number] => 8/724682 [patent_app_country] => US [patent_app_date] => 1996-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2500 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097385.pdf [firstpage_image] =>[orig_patent_app_number] => 724682 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/724682
Computer resource regulation Oct 2, 1996 Issued
Array ( [id] => 3895834 [patent_doc_number] => 05777594 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Liquid crystal display apparatus' [patent_app_type] => 1 [patent_app_number] => 8/713220 [patent_app_country] => US [patent_app_date] => 1996-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2032 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/777/05777594.pdf [firstpage_image] =>[orig_patent_app_number] => 713220 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/713220
Liquid crystal display apparatus Sep 11, 1996 Issued
Array ( [id] => 4328361 [patent_doc_number] => 06249272 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Image processing method and device' [patent_app_type] => 1 [patent_app_number] => 8/702191 [patent_app_country] => US [patent_app_date] => 1996-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4049 [patent_no_of_claims] => 11 [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/06/249/06249272.pdf [firstpage_image] =>[orig_patent_app_number] => 702191 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/702191
Image processing method and device Aug 22, 1996 Issued
Array ( [id] => 4042765 [patent_doc_number] => 05995078 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Incremental automatic track datablock offset' [patent_app_type] => 1 [patent_app_number] => 8/691074 [patent_app_country] => US [patent_app_date] => 1996-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 4101 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 365 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995078.pdf [firstpage_image] =>[orig_patent_app_number] => 691074 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/691074
Incremental automatic track datablock offset Aug 6, 1996 Issued
Array ( [id] => 3840750 [patent_doc_number] => 05815127 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-29 [patent_title] => 'Method and apparatus for downloading information from a controllable light source to a portable information device' [patent_app_type] => 1 [patent_app_number] => 8/669197 [patent_app_country] => US [patent_app_date] => 1996-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 19 [patent_no_of_words] => 6918 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/815/05815127.pdf [firstpage_image] =>[orig_patent_app_number] => 669197 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/669197
Method and apparatus for downloading information from a controllable light source to a portable information device Jun 23, 1996 Issued
Array ( [id] => 3976920 [patent_doc_number] => 05886681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Wide-range dual-backlight display apparatus' [patent_app_type] => 1 [patent_app_number] => 8/663894 [patent_app_country] => US [patent_app_date] => 1996-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 3059 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/886/05886681.pdf [firstpage_image] =>[orig_patent_app_number] => 663894 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/663894
Wide-range dual-backlight display apparatus Jun 13, 1996 Issued
Array ( [id] => 3626858 [patent_doc_number] => 05642136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-24 [patent_title] => 'Method and apparatus for screen refresh bandwidth reduction for video display modes' [patent_app_type] => 1 [patent_app_number] => 8/661404 [patent_app_country] => US [patent_app_date] => 1996-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4676 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/642/05642136.pdf [firstpage_image] =>[orig_patent_app_number] => 661404 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/661404
Method and apparatus for screen refresh bandwidth reduction for video display modes Jun 6, 1996 Issued
Array ( [id] => 4193961 [patent_doc_number] => 06160533 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Method and apparatus for driving display panel' [patent_app_type] => 1 [patent_app_number] => 8/659750 [patent_app_country] => US [patent_app_date] => 1996-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 23 [patent_no_of_words] => 14884 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/160/06160533.pdf [firstpage_image] =>[orig_patent_app_number] => 659750 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/659750
Method and apparatus for driving display panel Jun 5, 1996 Issued
Array ( [id] => 3701783 [patent_doc_number] => 05619228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Method for reducing temporal artifacts in digital video systems' [patent_app_type] => 1 [patent_app_number] => 8/658783 [patent_app_country] => US [patent_app_date] => 1996-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3808 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/619/05619228.pdf [firstpage_image] =>[orig_patent_app_number] => 658783 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/658783
Method for reducing temporal artifacts in digital video systems Jun 4, 1996 Issued
Array ( [id] => 3823655 [patent_doc_number] => 05771033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-23 [patent_title] => 'Method and system for dissolving an image displayed on a computer screen' [patent_app_type] => 1 [patent_app_number] => 8/653590 [patent_app_country] => US [patent_app_date] => 1996-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 10352 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/771/05771033.pdf [firstpage_image] =>[orig_patent_app_number] => 653590 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/653590
Method and system for dissolving an image displayed on a computer screen May 23, 1996 Issued
Array ( [id] => 4167414 [patent_doc_number] => 06115023 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Radio selective calling receiver with display function and a picture information displaying method' [patent_app_type] => 1 [patent_app_number] => 8/648494 [patent_app_country] => US [patent_app_date] => 1996-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2622 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/115/06115023.pdf [firstpage_image] =>[orig_patent_app_number] => 648494 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/648494
Radio selective calling receiver with display function and a picture information displaying method May 14, 1996 Issued
Array ( [id] => 3813826 [patent_doc_number] => 05854617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-29 [patent_title] => 'Circuit and a method for controlling a backlight of a liquid crystal display in a portable computer' [patent_app_type] => 1 [patent_app_number] => 8/647064 [patent_app_country] => US [patent_app_date] => 1996-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5457 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 247 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/854/05854617.pdf [firstpage_image] =>[orig_patent_app_number] => 647064 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/647064
Circuit and a method for controlling a backlight of a liquid crystal display in a portable computer May 8, 1996 Issued
Array ( [id] => 3878058 [patent_doc_number] => 05838292 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Temperature compensation in greyscale addressing' [patent_app_type] => 1 [patent_app_number] => 8/640964 [patent_app_country] => US [patent_app_date] => 1996-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 4585 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 522 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/838/05838292.pdf [firstpage_image] =>[orig_patent_app_number] => 640964 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/640964
Temperature compensation in greyscale addressing May 8, 1996 Issued
Array ( [id] => 3777055 [patent_doc_number] => 05734372 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Monitor cursor controlling device provided with signaling element' [patent_app_type] => 1 [patent_app_number] => 8/638954 [patent_app_country] => US [patent_app_date] => 1996-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1405 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/734/05734372.pdf [firstpage_image] =>[orig_patent_app_number] => 638954 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/638954
Monitor cursor controlling device provided with signaling element Apr 23, 1996 Issued
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