
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4314318
[patent_doc_number] => 06326956
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-12-04
[patent_title] => 'Circuit control devices utilizing electronic display screen light'
[patent_app_type] => 1
[patent_app_number] => 9/139078
[patent_app_country] => US
[patent_app_date] => 1998-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 23
[patent_figures_cnt] => 42
[patent_no_of_words] => 10465
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[patent_maintenance] => 1
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[pdf_file] => patents/06/326/06326956.pdf
[firstpage_image] =>[orig_patent_app_number] => 139078
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/139078 | Circuit control devices utilizing electronic display screen light | Aug 23, 1998 | Issued |
Array
(
[id] => 1204116
[patent_doc_number] => 06720949
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2004-04-13
[patent_title] => 'Man machine interfaces and applications'
[patent_app_type] => B1
[patent_app_number] => 09/138285
[patent_app_country] => US
[patent_app_date] => 1998-08-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 33
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[pdf_file] => patents/06/720/06720949.pdf
[firstpage_image] =>[orig_patent_app_number] => 09138285
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/138285 | Man machine interfaces and applications | Aug 20, 1998 | Issued |
Array
(
[id] => 1589136
[patent_doc_number] => 06359604
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[patent_kind] => B1
[patent_issue_date] => 2002-03-19
[patent_title] => 'Matrix addressable display having pulse number modulation'
[patent_app_type] => B1
[patent_app_number] => 09/137769
[patent_app_country] => US
[patent_app_date] => 1998-08-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[pdf_file] => patents/06/359/06359604.pdf
[firstpage_image] =>[orig_patent_app_number] => 09137769
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/137769 | Matrix addressable display having pulse number modulation | Aug 19, 1998 | Issued |
Array
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[id] => 4242929
[patent_doc_number] => 06118413
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2000-09-12
[patent_title] => 'Dual displays having independent resolutions and refresh rates'
[patent_app_type] => 1
[patent_app_number] => 9/136791
[patent_app_country] => US
[patent_app_date] => 1998-08-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_no_of_words] => 7640
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[pdf_file] => patents/06/118/06118413.pdf
[firstpage_image] =>[orig_patent_app_number] => 136791
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/136791 | Dual displays having independent resolutions and refresh rates | Aug 18, 1998 | Issued |
Array
(
[id] => 4369185
[patent_doc_number] => 06191769
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[patent_kind] => NA
[patent_issue_date] => 2001-02-20
[patent_title] => 'Liquid crystal display device'
[patent_app_type] => 1
[patent_app_number] => 9/135858
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[firstpage_image] =>[orig_patent_app_number] => 135858
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/135858 | Liquid crystal display device | Aug 17, 1998 | Issued |
Array
(
[id] => 7632382
[patent_doc_number] => 06664953
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2003-12-16
[patent_title] => 'Method and receptacle for receiving and releasing a pen'
[patent_app_type] => B2
[patent_app_number] => 09/130026
[patent_app_country] => US
[patent_app_date] => 1998-08-06
[patent_effective_date] => 0000-00-00
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[firstpage_image] =>[orig_patent_app_number] => 09130026
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/130026 | Method and receptacle for receiving and releasing a pen | Aug 5, 1998 | Issued |
Array
(
[id] => 4369061
[patent_doc_number] => 06191763
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-02-20
[patent_title] => 'Process for controlling a display panel and display device using this process'
[patent_app_type] => 1
[patent_app_number] => 9/117181
[patent_app_country] => US
[patent_app_date] => 1998-07-29
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[pdf_file] => patents/06/191/06191763.pdf
[firstpage_image] =>[orig_patent_app_number] => 117181
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/117181 | Process for controlling a display panel and display device using this process | Jul 28, 1998 | Issued |
Array
(
[id] => 4390930
[patent_doc_number] => 06295054
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-09-25
[patent_title] => 'Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images'
[patent_app_type] => 1
[patent_app_number] => 9/119975
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[patent_app_date] => 1998-07-21
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[pdf_file] => patents/06/295/06295054.pdf
[firstpage_image] =>[orig_patent_app_number] => 119975
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/119975 | Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images | Jul 20, 1998 | Issued |
Array
(
[id] => 1482120
[patent_doc_number] => 06452589
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[patent_issue_date] => 2002-09-17
[patent_title] => 'Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images'
[patent_app_type] => B1
[patent_app_number] => 09/119976
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Array
(
[id] => 4414399
[patent_doc_number] => 06232953
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[patent_issue_date] => 2001-05-15
[patent_title] => 'Method and apparatus for removing artifacts from scanned halftone images'
[patent_app_type] => 1
[patent_app_number] => 9/119190
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[patent_app_date] => 1998-07-20
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[pdf_file] => patents/06/232/06232953.pdf
[firstpage_image] =>[orig_patent_app_number] => 119190
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/119190 | Method and apparatus for removing artifacts from scanned halftone images | Jul 19, 1998 | Issued |
Array
(
[id] => 4369231
[patent_doc_number] => 06191772
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-02-20
[patent_title] => 'Resolution enhancement for video display using multi-line interpolation'
[patent_app_type] => 1
[patent_app_number] => 9/110117
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[firstpage_image] =>[orig_patent_app_number] => 110117
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/110117 | Resolution enhancement for video display using multi-line interpolation | Jul 1, 1998 | Issued |
Array
(
[id] => 4323885
[patent_doc_number] => 06243068
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-06-05
[patent_title] => 'Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources'
[patent_app_type] => 1
[patent_app_number] => 9/087280
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/087280 | Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources | May 28, 1998 | Issued |
Array
(
[id] => 4414327
[patent_doc_number] => 06232948
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-15
[patent_title] => 'Liquid crystal display driving circuit with low power consumption and precise voltage output'
[patent_app_type] => 1
[patent_app_number] => 9/066550
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[patent_app_date] => 1998-04-27
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[rel_patent_id] =>[rel_patent_doc_number] =>) 09/066550 | Liquid crystal display driving circuit with low power consumption and precise voltage output | Apr 26, 1998 | Issued |
| 09/000482 | HEATER SYSTEM FOR A FLAT PANEL SUCH AS A LIQUID CRYSTAL DISPLAY | Apr 8, 1998 | Abandoned |
Array
(
[id] => 4417383
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[patent_title] => 'Apparatus and method for automatically positioning a cursor on a control'
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Array
(
[id] => 4261092
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Array
(
[id] => 4166102
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Array
(
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Array
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[rel_patent_id] =>[rel_patent_doc_number] =>) 08/992671 | Method of driving antiferroelectric liquid crystal display | Dec 16, 1997 | Issued |
Array
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