
Weilun Lo
Supervisory Patent Examiner (ID: 18821, Phone: (571)272-4847 , Office: P/2179 )
| Most Active Art Unit | 3402 |
| Art Unit(s) | 3748, 3747, 2179, 3402, 3761, 3723, 2899 |
| Total Applications | 2327 |
| Issued Applications | 2049 |
| Pending Applications | 47 |
| Abandoned Applications | 231 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2797375
[patent_doc_number] => 05080053
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-01-14
[patent_title] => 'Rotary drives'
[patent_app_type] => 1
[patent_app_number] => 7/609594
[patent_app_country] => US
[patent_app_date] => 1990-11-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 1363
[patent_no_of_claims] => 10
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[patent_words_short_claim] => 99
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/080/05080053.pdf
[firstpage_image] =>[orig_patent_app_number] => 609594
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/609594 | Rotary drives | Nov 5, 1990 | Issued |
Array
(
[id] => 2694013
[patent_doc_number] => 05052350
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-01
[patent_title] => 'Device to combine the motions of two camlobes differentially phased'
[patent_app_type] => 1
[patent_app_number] => 7/608562
[patent_app_country] => US
[patent_app_date] => 1990-11-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 14
[patent_no_of_words] => 3405
[patent_no_of_claims] => 7
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/052/05052350.pdf
[firstpage_image] =>[orig_patent_app_number] => 608562
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/608562 | Device to combine the motions of two camlobes differentially phased | Nov 1, 1990 | Issued |
Array
(
[id] => 2726700
[patent_doc_number] => 05022361
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Valve-lash adjustment system'
[patent_app_type] => 1
[patent_app_number] => 7/607943
[patent_app_country] => US
[patent_app_date] => 1990-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 6097
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[pdf_file] => patents/05/022/05022361.pdf
[firstpage_image] =>[orig_patent_app_number] => 607943
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/607943 | Valve-lash adjustment system | Oct 30, 1990 | Issued |
Array
(
[id] => 2738130
[patent_doc_number] => 05042437
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-27
[patent_title] => 'Rocker arm arrangement for variable timing valve train'
[patent_app_type] => 1
[patent_app_number] => 7/606966
[patent_app_country] => US
[patent_app_date] => 1990-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 10
[patent_no_of_words] => 3278
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/042/05042437.pdf
[firstpage_image] =>[orig_patent_app_number] => 606966
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/606966 | Rocker arm arrangement for variable timing valve train | Oct 30, 1990 | Issued |
Array
(
[id] => 2859763
[patent_doc_number] => 05117785
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-02
[patent_title] => 'Valve timing control device for internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/605536
[patent_app_country] => US
[patent_app_date] => 1990-10-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
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[patent_no_of_words] => 6459
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[pdf_file] => patents/05/117/05117785.pdf
[firstpage_image] =>[orig_patent_app_number] => 605536
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/605536 | Valve timing control device for internal combustion engine | Oct 28, 1990 | Issued |
Array
(
[id] => 2704580
[patent_doc_number] => 05056478
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-15
[patent_title] => 'Variable camshaft phasing mechanism'
[patent_app_type] => 1
[patent_app_number] => 7/598739
[patent_app_country] => US
[patent_app_date] => 1990-10-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 2228
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[pdf_file] => patents/05/056/05056478.pdf
[firstpage_image] =>[orig_patent_app_number] => 598739
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/598739 | Variable camshaft phasing mechanism | Oct 21, 1990 | Issued |
Array
(
[id] => 2725686
[patent_doc_number] => 05010856
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-30
[patent_title] => 'Engine finger follower type rocker arm assembly'
[patent_app_type] => 1
[patent_app_number] => 7/597460
[patent_app_country] => US
[patent_app_date] => 1990-10-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 2009
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/010/05010856.pdf
[firstpage_image] =>[orig_patent_app_number] => 597460
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/597460 | Engine finger follower type rocker arm assembly | Oct 14, 1990 | Issued |
Array
(
[id] => 2726679
[patent_doc_number] => 05022360
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Valve actuator for overhead camshaft engine'
[patent_app_type] => 1
[patent_app_number] => 7/597237
[patent_app_country] => US
[patent_app_date] => 1990-10-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 3076
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/022/05022360.pdf
[firstpage_image] =>[orig_patent_app_number] => 597237
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/597237 | Valve actuator for overhead camshaft engine | Oct 14, 1990 | Issued |
Array
(
[id] => 2690995
[patent_doc_number] => 05016582
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-21
[patent_title] => 'Rocker arm'
[patent_app_type] => 1
[patent_app_number] => 7/596359
[patent_app_country] => US
[patent_app_date] => 1990-10-12
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/016/05016582.pdf
[firstpage_image] =>[orig_patent_app_number] => 596359
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/596359 | Rocker arm | Oct 11, 1990 | Issued |
Array
(
[id] => 2731252
[patent_doc_number] => 05020488
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-04
[patent_title] => 'Valve mechanism for an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/596770
[patent_app_country] => US
[patent_app_date] => 1990-10-12
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 3686
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[pdf_file] => patents/05/020/05020488.pdf
[firstpage_image] =>[orig_patent_app_number] => 596770
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/596770 | Valve mechanism for an internal combustion engine | Oct 11, 1990 | Issued |
Array
(
[id] => 2651145
[patent_doc_number] => 05046462
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-10
[patent_title] => 'Rocker arm arrangement for variable valve timing type internal combustion engine valve train'
[patent_app_type] => 1
[patent_app_number] => 7/593202
[patent_app_country] => US
[patent_app_date] => 1990-10-05
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/046/05046462.pdf
[firstpage_image] =>[orig_patent_app_number] => 593202
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/593202 | Rocker arm arrangement for variable valve timing type internal combustion engine valve train | Oct 4, 1990 | Issued |
Array
(
[id] => 2726603
[patent_doc_number] => 05022356
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Roller valve lifter with anti-rotation member'
[patent_app_type] => 1
[patent_app_number] => 7/593091
[patent_app_country] => US
[patent_app_date] => 1990-10-05
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[pdf_file] => patents/05/022/05022356.pdf
[firstpage_image] =>[orig_patent_app_number] => 593091
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/593091 | Roller valve lifter with anti-rotation member | Oct 4, 1990 | Issued |
Array
(
[id] => 2731216
[patent_doc_number] => 05020486
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-04
[patent_title] => 'Partitioned poppet valve mechanism seprating inlet and exhaust tracts'
[patent_app_type] => 1
[patent_app_number] => 7/592216
[patent_app_country] => US
[patent_app_date] => 1990-10-03
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[patent_drawing_sheets_cnt] => 4
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[pdf_file] => patents/05/020/05020486.pdf
[firstpage_image] =>[orig_patent_app_number] => 592216
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/592216 | Partitioned poppet valve mechanism seprating inlet and exhaust tracts | Oct 2, 1990 | Issued |
Array
(
[id] => 2714610
[patent_doc_number] => 05031586
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-16
[patent_title] => 'Multi-valve engine'
[patent_app_type] => 1
[patent_app_number] => 7/588390
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[pdf_file] => patents/05/031/05031586.pdf
[firstpage_image] =>[orig_patent_app_number] => 588390
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/588390 | Multi-valve engine | Sep 25, 1990 | Issued |
Array
(
[id] => 2796353
[patent_doc_number] => 05085182
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-02-04
[patent_title] => 'Variable valve timing rocker arm arrangement for internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/587939
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[patent_app_date] => 1990-09-25
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[pdf_file] => patents/05/085/05085182.pdf
[firstpage_image] =>[orig_patent_app_number] => 587939
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/587939 | Variable valve timing rocker arm arrangement for internal combustion engine | Sep 24, 1990 | Issued |
Array
(
[id] => 2727538
[patent_doc_number] => 05029516
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-09
[patent_title] => 'Pneumatically powered valve actuator'
[patent_app_type] => 1
[patent_app_number] => 7/587203
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[pdf_file] => patents/05/029/05029516.pdf
[firstpage_image] =>[orig_patent_app_number] => 587203
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/587203 | Pneumatically powered valve actuator | Sep 23, 1990 | Issued |
Array
(
[id] => 2738545
[patent_doc_number] => 05058539
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-22
[patent_title] => 'Valve timing adjusting system for internal combustion engine'
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[pdf_file] => patents/05/058/05058539.pdf
[firstpage_image] =>[orig_patent_app_number] => 585735
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/585735 | Valve timing adjusting system for internal combustion engine | Sep 19, 1990 | Issued |
Array
(
[id] => 2651106
[patent_doc_number] => 05046460
[patent_country] => US
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[patent_issue_date] => 1991-09-10
[patent_title] => 'Variable camshaft timing for internal combustion engine'
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[firstpage_image] =>[orig_patent_app_number] => 584913
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/584913 | Variable camshaft timing for internal combustion engine | Sep 18, 1990 | Issued |
Array
(
[id] => 2738147
[patent_doc_number] => 05042438
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[firstpage_image] =>[orig_patent_app_number] => 585824
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/585824 | Valve-controlled internal combustion engine | Sep 17, 1990 | Issued |
Array
(
[id] => 2714572
[patent_doc_number] => 05031584
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-16
[patent_title] => 'Variable lift valves'
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[pdf_file] => patents/05/031/05031584.pdf
[firstpage_image] =>[orig_patent_app_number] => 548897
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/548897 | Variable lift valves | Sep 16, 1990 | Issued |