
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] => 2690978
[patent_doc_number] => 05016581
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-21
[patent_title] => 'Valve mechanisms'
[patent_app_type] => 1
[patent_app_number] => 7/578785
[patent_app_country] => US
[patent_app_date] => 1990-09-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2213
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 0
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016581.pdf
[firstpage_image] =>[orig_patent_app_number] => 578785
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/578785 | Valve mechanisms | Sep 5, 1990 | Issued |
Array
(
[id] => 2715445
[patent_doc_number] => 05038726
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-13
[patent_title] => 'Rocker arm with integral ball pivot socket'
[patent_app_type] => 1
[patent_app_number] => 7/574735
[patent_app_country] => US
[patent_app_date] => 1990-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 1127
[patent_no_of_claims] => 16
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/038/05038726.pdf
[firstpage_image] =>[orig_patent_app_number] => 574735
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/574735 | Rocker arm with integral ball pivot socket | Aug 29, 1990 | Issued |
Array
(
[id] => 2847573
[patent_doc_number] => 05095856
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-03-17
[patent_title] => 'Electromagnetic valve actuating system'
[patent_app_type] => 1
[patent_app_number] => 7/571530
[patent_app_country] => US
[patent_app_date] => 1990-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/095/05095856.pdf
[firstpage_image] =>[orig_patent_app_number] => 571530
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/571530 | Electromagnetic valve actuating system | Aug 27, 1990 | Issued |
Array
(
[id] => 2834477
[patent_doc_number] => 05111779
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-05-12
[patent_title] => 'Electromagnetic valve actuating system'
[patent_app_type] => 1
[patent_app_number] => 7/571527
[patent_app_country] => US
[patent_app_date] => 1990-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 2995
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[patent_no_of_assignments] => 0
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[pdf_file] => patents/05/111/05111779.pdf
[firstpage_image] =>[orig_patent_app_number] => 571527
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/571527 | Electromagnetic valve actuating system | Aug 27, 1990 | Issued |
Array
(
[id] => 2715211
[patent_doc_number] => 05076221
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-31
[patent_title] => 'Electromagnetic valve actuating system'
[patent_app_type] => 1
[patent_app_number] => 7/571526
[patent_app_country] => US
[patent_app_date] => 1990-08-28
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/076/05076221.pdf
[firstpage_image] =>[orig_patent_app_number] => 571526
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/571526 | Electromagnetic valve actuating system | Aug 27, 1990 | Issued |
Array
(
[id] => 2704549
[patent_doc_number] => 05056476
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-15
[patent_title] => 'Variable valve duration and lift for an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/573708
[patent_app_country] => US
[patent_app_date] => 1990-08-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 10
[patent_no_of_words] => 3328
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/056/05056476.pdf
[firstpage_image] =>[orig_patent_app_number] => 573708
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/573708 | Variable valve duration and lift for an internal combustion engine | Aug 27, 1990 | Issued |
Array
(
[id] => 2817504
[patent_doc_number] => 05119772
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-09
[patent_title] => 'Electromagnetic valve actuating system'
[patent_app_type] => 1
[patent_app_number] => 7/571522
[patent_app_country] => US
[patent_app_date] => 1990-08-28
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/119/05119772.pdf
[firstpage_image] =>[orig_patent_app_number] => 571522
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/571522 | Electromagnetic valve actuating system | Aug 27, 1990 | Issued |
Array
(
[id] => 2651452
[patent_doc_number] => 05033420
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-23
[patent_title] => 'Rocker arm arrangement for variable timing type valve train'
[patent_app_type] => 1
[patent_app_number] => 7/572082
[patent_app_country] => US
[patent_app_date] => 1990-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3790
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/033/05033420.pdf
[firstpage_image] =>[orig_patent_app_number] => 572082
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/572082 | Rocker arm arrangement for variable timing type valve train | Aug 23, 1990 | Issued |
Array
(
[id] => 2675826
[patent_doc_number] => 05063889
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-11-12
[patent_title] => 'Rocker arm with lubrication provisions'
[patent_app_type] => 1
[patent_app_number] => 7/571790
[patent_app_country] => US
[patent_app_date] => 1990-08-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[pdf_file] => patents/05/063/05063889.pdf
[firstpage_image] =>[orig_patent_app_number] => 571790
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/571790 | Rocker arm with lubrication provisions | Aug 23, 1990 | Issued |
Array
(
[id] => 2725705
[patent_doc_number] => 05010857
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-30
[patent_title] => 'Rocker arm'
[patent_app_type] => 1
[patent_app_number] => 7/567829
[patent_app_country] => US
[patent_app_date] => 1990-08-15
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/010/05010857.pdf
[firstpage_image] =>[orig_patent_app_number] => 567829
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/567829 | Rocker arm | Aug 14, 1990 | Issued |
Array
(
[id] => 2689724
[patent_doc_number] => 05060606
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-29
[patent_title] => 'Rocker arm'
[patent_app_type] => 1
[patent_app_number] => 7/567102
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[patent_app_date] => 1990-08-14
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[pdf_file] => patents/05/060/05060606.pdf
[firstpage_image] =>[orig_patent_app_number] => 567102
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/567102 | Rocker arm | Aug 13, 1990 | Issued |
Array
(
[id] => 2690212
[patent_doc_number] => 05040500
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-20
[patent_title] => 'Torque pulse compensated camshaft'
[patent_app_type] => 1
[patent_app_number] => 7/561847
[patent_app_country] => US
[patent_app_date] => 1990-08-02
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[pdf_file] => patents/05/040/05040500.pdf
[firstpage_image] =>[orig_patent_app_number] => 561847
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/561847 | Torque pulse compensated camshaft | Aug 1, 1990 | Issued |
Array
(
[id] => 2678004
[patent_doc_number] => 04995351
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-26
[patent_title] => 'Valve timing control apparatus for an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/561022
[patent_app_country] => US
[patent_app_date] => 1990-08-01
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[firstpage_image] =>[orig_patent_app_number] => 561022
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/561022 | Valve timing control apparatus for an internal combustion engine | Jul 31, 1990 | Issued |
Array
(
[id] => 2727038
[patent_doc_number] => 05027762
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-02
[patent_title] => 'Lubrication system for multi-cylinder engine'
[patent_app_type] => 1
[patent_app_number] => 7/559940
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[pdf_file] => patents/05/027/05027762.pdf
[firstpage_image] =>[orig_patent_app_number] => 559940
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/559940 | Lubrication system for multi-cylinder engine | Jul 29, 1990 | Issued |
Array
(
[id] => 2665685
[patent_doc_number] => 05003940
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-02
[patent_title] => 'Quick adjust tappet assembly'
[patent_app_type] => 1
[patent_app_number] => 7/557875
[patent_app_country] => US
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[pdf_file] => patents/05/003/05003940.pdf
[firstpage_image] =>[orig_patent_app_number] => 557875
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/557875 | Quick adjust tappet assembly | Jul 24, 1990 | Issued |
Array
(
[id] => 2747561
[patent_doc_number] => 05005541
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-09
[patent_title] => 'Hydraulic valve lifter'
[patent_app_type] => 1
[patent_app_number] => 7/556525
[patent_app_country] => US
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[pdf_file] => patents/05/005/05005541.pdf
[firstpage_image] =>[orig_patent_app_number] => 556525
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/556525 | Hydraulic valve lifter | Jul 23, 1990 | Issued |
Array
(
[id] => 2738527
[patent_doc_number] => 05058538
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-22
[patent_title] => 'Hydraulically propelled phneumatically returned valve actuator'
[patent_app_type] => 1
[patent_app_number] => 7/557369
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[patent_app_date] => 1990-07-24
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[pdf_file] => patents/05/058/05058538.pdf
[firstpage_image] =>[orig_patent_app_number] => 557369
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/557369 | Hydraulically propelled phneumatically returned valve actuator | Jul 23, 1990 | Issued |
Array
(
[id] => 2687906
[patent_doc_number] => 05054442
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-08
[patent_title] => 'Bearing bridge construction for the crankshaft mounting of a combustion engine'
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[firstpage_image] =>[orig_patent_app_number] => 553621
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/553621 | Bearing bridge construction for the crankshaft mounting of a combustion engine | Jul 17, 1990 | Issued |
Array
(
[id] => 2847590
[patent_doc_number] => 05095857
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[patent_kind] => NA
[patent_issue_date] => 1992-03-17
[patent_title] => 'Self actuator for cam phasers'
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[firstpage_image] =>[orig_patent_app_number] => 553932
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/553932 | Self actuator for cam phasers | Jul 16, 1990 | Issued |
Array
(
[id] => 2659683
[patent_doc_number] => 05044330
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-03
[patent_title] => 'Valve spring spacer'
[patent_app_type] => 1
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[pdf_file] => patents/05/044/05044330.pdf
[firstpage_image] =>[orig_patent_app_number] => 548853
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/548853 | Valve spring spacer | Jul 5, 1990 | Issued |