
John K. Peng
Supervisory Patent Examiner (ID: 12514, Phone: (571)272-7272 , Office: P/2600 )
| Most Active Art Unit | 2602 |
| Art Unit(s) | 2714, 2303, 2617, 2602 |
| Total Applications | 648 |
| Issued Applications | 604 |
| Pending Applications | 0 |
| Abandoned Applications | 44 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2670240
[patent_doc_number] => 04947252
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-07
[patent_title] => 'Ghost canceling apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/327055
[patent_app_country] => US
[patent_app_date] => 1989-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 26
[patent_no_of_words] => 6028
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 44
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/947/04947252.pdf
[firstpage_image] =>[orig_patent_app_number] => 327055
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/327055 | Ghost canceling apparatus | Mar 21, 1989 | Issued |
Array
(
[id] => 2650085
[patent_doc_number] => 04939577
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-03
[patent_title] => 'Receiver and demodulation circuit suitable for said receiver'
[patent_app_type] => 1
[patent_app_number] => 7/326578
[patent_app_country] => US
[patent_app_date] => 1989-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 1654
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/939/04939577.pdf
[firstpage_image] =>[orig_patent_app_number] => 326578
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/326578 | Receiver and demodulation circuit suitable for said receiver | Mar 20, 1989 | Issued |
Array
(
[id] => 2593286
[patent_doc_number] => 04891706
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-02
[patent_title] => 'Analog and digital video display system'
[patent_app_type] => 1
[patent_app_number] => 7/324288
[patent_app_country] => US
[patent_app_date] => 1989-03-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 1945
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/891/04891706.pdf
[firstpage_image] =>[orig_patent_app_number] => 324288
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/324288 | Analog and digital video display system | Mar 14, 1989 | Issued |
Array
(
[id] => 2600134
[patent_doc_number] => 04918524
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-17
[patent_title] => 'HDTV Sub-band coding using IIR filter bank'
[patent_app_type] => 1
[patent_app_number] => 7/323488
[patent_app_country] => US
[patent_app_date] => 1989-03-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 4336
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 88
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/918/04918524.pdf
[firstpage_image] =>[orig_patent_app_number] => 323488
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/323488 | HDTV Sub-band coding using IIR filter bank | Mar 13, 1989 | Issued |
Array
(
[id] => 2562188
[patent_doc_number] => 04897725
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-30
[patent_title] => 'Ghost canceling circuit'
[patent_app_type] => 1
[patent_app_number] => 7/322157
[patent_app_country] => US
[patent_app_date] => 1989-03-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 1950
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 110
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/897/04897725.pdf
[firstpage_image] =>[orig_patent_app_number] => 322157
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/322157 | Ghost canceling circuit | Mar 12, 1989 | Issued |
Array
(
[id] => 2609790
[patent_doc_number] => 04931866
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-06-05
[patent_title] => 'Distributed coaxial light source producing constant target luminance'
[patent_app_type] => 1
[patent_app_number] => 7/320488
[patent_app_country] => US
[patent_app_date] => 1989-03-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 8
[patent_no_of_words] => 2713
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/931/04931866.pdf
[firstpage_image] =>[orig_patent_app_number] => 320488
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/320488 | Distributed coaxial light source producing constant target luminance | Mar 7, 1989 | Issued |
| 07/320088 | IMAGE FORMING APPARATUS | Mar 6, 1989 | Abandoned |
Array
(
[id] => 2634210
[patent_doc_number] => 04951138
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-21
[patent_title] => 'Method to reduce the throughput rate of a sequence of data for assistance in the reconstruction of an electronic picture using a sub-sampled signal'
[patent_app_type] => 1
[patent_app_number] => 7/317729
[patent_app_country] => US
[patent_app_date] => 1989-03-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 13
[patent_no_of_words] => 6597
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 36
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/951/04951138.pdf
[firstpage_image] =>[orig_patent_app_number] => 317729
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/317729 | Method to reduce the throughput rate of a sequence of data for assistance in the reconstruction of an electronic picture using a sub-sampled signal | Mar 1, 1989 | Issued |
Array
(
[id] => 2622502
[patent_doc_number] => 04943858
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-24
[patent_title] => 'TV signal recording and reproducing apparatus employing a digital interface and including signal drop-out compensation'
[patent_app_type] => 1
[patent_app_number] => 7/314089
[patent_app_country] => US
[patent_app_date] => 1989-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2121
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 193
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/943/04943858.pdf
[firstpage_image] =>[orig_patent_app_number] => 314089
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/314089 | TV signal recording and reproducing apparatus employing a digital interface and including signal drop-out compensation | Feb 22, 1989 | Issued |
Array
(
[id] => 2637064
[patent_doc_number] => 04916542
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-10
[patent_title] => 'Picture quality adjusting circuit with fir filter for digital processing'
[patent_app_type] => 1
[patent_app_number] => 7/313899
[patent_app_country] => US
[patent_app_date] => 1989-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 12
[patent_no_of_words] => 2209
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 131
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/916/04916542.pdf
[firstpage_image] =>[orig_patent_app_number] => 313899
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/313899 | Picture quality adjusting circuit with fir filter for digital processing | Feb 22, 1989 | Issued |
Array
(
[id] => 2593152
[patent_doc_number] => 04891699
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-02
[patent_title] => 'Receiving system for band-compression image signal'
[patent_app_type] => 1
[patent_app_number] => 7/314088
[patent_app_country] => US
[patent_app_date] => 1989-02-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3210
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 178
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/891/04891699.pdf
[firstpage_image] =>[orig_patent_app_number] => 314088
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/314088 | Receiving system for band-compression image signal | Feb 22, 1989 | Issued |
| 07/314228 | SIGNAL PROCESSING APPARATUS FOR IMAGE PICKUP DEVICE | Feb 21, 1989 | Abandoned |
Array
(
[id] => 2593324
[patent_doc_number] => 04891708
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-02
[patent_title] => 'Voltage superposing circuit for an electronic tuner'
[patent_app_type] => 1
[patent_app_number] => 7/312947
[patent_app_country] => US
[patent_app_date] => 1989-02-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 4525
[patent_no_of_claims] => 15
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/891/04891708.pdf
[firstpage_image] =>[orig_patent_app_number] => 312947
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/312947 | Voltage superposing circuit for an electronic tuner | Feb 20, 1989 | Issued |
Array
(
[id] => 2596659
[patent_doc_number] => 04959710
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-25
[patent_title] => 'Electronic endoscope whereby the position of the insertable part can be known by a transmitted light outside a body'
[patent_app_type] => 1
[patent_app_number] => 7/311541
[patent_app_country] => US
[patent_app_date] => 1989-02-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 36
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[pdf_file] => patents/04/959/04959710.pdf
[firstpage_image] =>[orig_patent_app_number] => 311541
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/311541 | Electronic endoscope whereby the position of the insertable part can be known by a transmitted light outside a body | Feb 15, 1989 | Issued |
Array
(
[id] => 2601210
[patent_doc_number] => 04933755
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-06-12
[patent_title] => 'Head mounted stereoscopic television viewer'
[patent_app_type] => 1
[patent_app_number] => 7/311039
[patent_app_country] => US
[patent_app_date] => 1989-02-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[pdf_file] => patents/04/933/04933755.pdf
[firstpage_image] =>[orig_patent_app_number] => 311039
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/311039 | Head mounted stereoscopic television viewer | Feb 14, 1989 | Issued |
Array
(
[id] => 2714073
[patent_doc_number] => 05068739
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-11-26
[patent_title] => 'Method to image transparent media utilizing integrated scanning'
[patent_app_type] => 1
[patent_app_number] => 7/309099
[patent_app_country] => US
[patent_app_date] => 1989-02-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
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[pdf_file] => patents/05/068/05068739.pdf
[firstpage_image] =>[orig_patent_app_number] => 309099
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/309099 | Method to image transparent media utilizing integrated scanning | Feb 9, 1989 | Issued |
Array
(
[id] => 2675687
[patent_doc_number] => 04905084
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-27
[patent_title] => 'Compatible and spectrum efficient high definition television'
[patent_app_type] => 1
[patent_app_number] => 7/303917
[patent_app_country] => US
[patent_app_date] => 1989-01-30
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[pdf_file] => patents/04/905/04905084.pdf
[firstpage_image] =>[orig_patent_app_number] => 303917
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/303917 | Compatible and spectrum efficient high definition television | Jan 29, 1989 | Issued |
Array
(
[id] => 2530557
[patent_doc_number] => 04884141
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-28
[patent_title] => 'Automatic gain control circuit'
[patent_app_type] => 1
[patent_app_number] => 7/300977
[patent_app_country] => US
[patent_app_date] => 1989-01-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[patent_no_of_words] => 4079
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[patent_words_short_claim] => 217
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/884/04884141.pdf
[firstpage_image] =>[orig_patent_app_number] => 300977
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/300977 | Automatic gain control circuit | Jan 23, 1989 | Issued |
Array
(
[id] => 2485689
[patent_doc_number] => 04882628
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-21
[patent_title] => 'Amplitude characteristics of TV vertical frequency signal'
[patent_app_type] => 1
[patent_app_number] => 7/299377
[patent_app_country] => US
[patent_app_date] => 1989-01-23
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/882/04882628.pdf
[firstpage_image] =>[orig_patent_app_number] => 299377
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/299377 | Amplitude characteristics of TV vertical frequency signal | Jan 22, 1989 | Issued |
Array
(
[id] => 2764255
[patent_doc_number] => 05043815
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[pdf_file] => patents/05/043/05043815.pdf
[firstpage_image] =>[orig_patent_app_number] => 300818
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/300818 | Video signal processing device | Jan 22, 1989 | Issued |