
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] => 3537091
[patent_doc_number] => 05572961
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-11-12
[patent_title] => 'Balancing valve motion in an electrohydraulic camless valvetrain'
[patent_app_type] => 1
[patent_app_number] => 8/417364
[patent_app_country] => US
[patent_app_date] => 1995-04-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 2443
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 322
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/572/05572961.pdf
[firstpage_image] =>[orig_patent_app_number] => 417364
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/417364 | Balancing valve motion in an electrohydraulic camless valvetrain | Apr 4, 1995 | Issued |
Array
(
[id] => 3533529
[patent_doc_number] => 05570665
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-11-05
[patent_title] => 'Valve train for internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 8/416245
[patent_app_country] => US
[patent_app_date] => 1995-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 17
[patent_no_of_words] => 8449
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 62
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/570/05570665.pdf
[firstpage_image] =>[orig_patent_app_number] => 416245
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/416245 | Valve train for internal combustion engine | Apr 3, 1995 | Issued |
Array
(
[id] => 3518625
[patent_doc_number] => 05555851
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-09-17
[patent_title] => 'Automated sludge lance'
[patent_app_type] => 1
[patent_app_number] => 8/416590
[patent_app_country] => US
[patent_app_date] => 1995-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3321
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 338
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/555/05555851.pdf
[firstpage_image] =>[orig_patent_app_number] => 416590
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/416590 | Automated sludge lance | Apr 2, 1995 | Issued |
Array
(
[id] => 3477543
[patent_doc_number] => 05535710
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-07-16
[patent_title] => 'Arrangement of valves and valve drives in an internal combuston engine having an overhead camshaft'
[patent_app_type] => 1
[patent_app_number] => 8/415130
[patent_app_country] => US
[patent_app_date] => 1995-03-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2434
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 301
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/535/05535710.pdf
[firstpage_image] =>[orig_patent_app_number] => 415130
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/415130 | Arrangement of valves and valve drives in an internal combuston engine having an overhead camshaft | Mar 29, 1995 | Issued |
Array
(
[id] => 3680888
[patent_doc_number] => 05660153
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1997-08-26
[patent_title] => 'Valve control system'
[patent_app_type] => 1
[patent_app_number] => 8/412474
[patent_app_country] => US
[patent_app_date] => 1995-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 2795
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 34
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/660/05660153.pdf
[firstpage_image] =>[orig_patent_app_number] => 412474
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/412474 | Valve control system | Mar 27, 1995 | Issued |
Array
(
[id] => 3477460
[patent_doc_number] => 05535704
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-07-16
[patent_title] => 'Valve-actuating mechanism'
[patent_app_type] => 1
[patent_app_number] => 8/406971
[patent_app_country] => US
[patent_app_date] => 1995-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3394
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 263
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/535/05535704.pdf
[firstpage_image] =>[orig_patent_app_number] => 406971
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/406971 | Valve-actuating mechanism | Mar 27, 1995 | Issued |
Array
(
[id] => 3477473
[patent_doc_number] => 05535705
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-07-16
[patent_title] => 'Variable valve timing system having rotational vibration damper'
[patent_app_type] => 1
[patent_app_number] => 8/409992
[patent_app_country] => US
[patent_app_date] => 1995-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 3442
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 220
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/535/05535705.pdf
[firstpage_image] =>[orig_patent_app_number] => 409992
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/409992 | Variable valve timing system having rotational vibration damper | Mar 23, 1995 | Issued |
Array
(
[id] => 3676470
[patent_doc_number] => 05662469
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1997-09-02
[patent_title] => 'Heat treatment method'
[patent_app_type] => 1
[patent_app_number] => 8/410538
[patent_app_country] => US
[patent_app_date] => 1995-03-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 23
[patent_figures_cnt] => 45
[patent_no_of_words] => 15274
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 82
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/662/05662469.pdf
[firstpage_image] =>[orig_patent_app_number] => 410538
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/410538 | Heat treatment method | Mar 23, 1995 | Issued |
| 08/409894 | VARIABLE VALVE TIMING ARRANGEMENT FOR INTERNAL COMBUSTION ENGINE | Mar 22, 1995 | Abandoned |
Array
(
[id] => 1575127
[patent_doc_number] => RE037798
[patent_country] => US
[patent_kind] => E1
[patent_issue_date] => 2002-07-23
[patent_title] => 'Valve driving means for V-type engine of vehicle'
[patent_app_type] => E1
[patent_app_number] => 08/407983
[patent_app_country] => US
[patent_app_date] => 1995-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2441
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/037/RE037798.pdf
[firstpage_image] =>[orig_patent_app_number] => 08407983
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/407983 | Valve driving means for V-type engine of vehicle | Mar 21, 1995 | Issued |
Array
(
[id] => 1575127
[patent_doc_number] => RE037798
[patent_country] => US
[patent_kind] => E1
[patent_issue_date] => 2002-07-23
[patent_title] => 'Valve driving means for V-type engine of vehicle'
[patent_app_type] => E1
[patent_app_number] => 08/407983
[patent_app_country] => US
[patent_app_date] => 1995-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2441
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/037/RE037798.pdf
[firstpage_image] =>[orig_patent_app_number] => 08407983
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/407983 | Valve driving means for V-type engine of vehicle | Mar 21, 1995 | Issued |
Array
(
[id] => 1575127
[patent_doc_number] => RE037798
[patent_country] => US
[patent_kind] => E1
[patent_issue_date] => 2002-07-23
[patent_title] => 'Valve driving means for V-type engine of vehicle'
[patent_app_type] => E1
[patent_app_number] => 08/407983
[patent_app_country] => US
[patent_app_date] => 1995-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2441
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/037/RE037798.pdf
[firstpage_image] =>[orig_patent_app_number] => 08407983
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/407983 | Valve driving means for V-type engine of vehicle | Mar 21, 1995 | Issued |
Array
(
[id] => 1575127
[patent_doc_number] => RE037798
[patent_country] => US
[patent_kind] => E1
[patent_issue_date] => 2002-07-23
[patent_title] => 'Valve driving means for V-type engine of vehicle'
[patent_app_type] => E1
[patent_app_number] => 08/407983
[patent_app_country] => US
[patent_app_date] => 1995-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 5
[patent_no_of_words] => 2441
[patent_no_of_claims] => 47
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/RE/037/RE037798.pdf
[firstpage_image] =>[orig_patent_app_number] => 08407983
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/407983 | Valve driving means for V-type engine of vehicle | Mar 21, 1995 | Issued |
Array
(
[id] => 3544719
[patent_doc_number] => 05501187
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-03-26
[patent_title] => 'Connection of a guide rail of a valve actuation device with a camshaft bearing'
[patent_app_type] => 1
[patent_app_number] => 8/406664
[patent_app_country] => US
[patent_app_date] => 1995-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 1378
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 176
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/501/05501187.pdf
[firstpage_image] =>[orig_patent_app_number] => 406664
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/406664 | Connection of a guide rail of a valve actuation device with a camshaft bearing | Mar 19, 1995 | Issued |
| 08/407450 | DEVICE FOR SIMULTANEOUS ACTUATION OF AT LEAST TWO GAS EXCHANGE VALVES | Mar 16, 1995 | Abandoned |
Array
(
[id] => 3606226
[patent_doc_number] => 05592909
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1997-01-14
[patent_title] => 'Camshaft phase changing device'
[patent_app_type] => 1
[patent_app_number] => 8/406302
[patent_app_country] => US
[patent_app_date] => 1995-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 4273
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 282
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/592/05592909.pdf
[firstpage_image] =>[orig_patent_app_number] => 406302
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/406302 | Camshaft phase changing device | Mar 16, 1995 | Issued |
Array
(
[id] => 3510988
[patent_doc_number] => 05503121
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-04-02
[patent_title] => 'Oil supply for a valve actuation device'
[patent_app_type] => 1
[patent_app_number] => 8/407414
[patent_app_country] => US
[patent_app_date] => 1995-03-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 6
[patent_no_of_words] => 1992
[patent_no_of_claims] => 6
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[patent_words_short_claim] => 168
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/503/05503121.pdf
[firstpage_image] =>[orig_patent_app_number] => 407414
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/407414 | Oil supply for a valve actuation device | Mar 16, 1995 | Issued |
Array
(
[id] => 3585999
[patent_doc_number] => 05577469
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1996-11-26
[patent_title] => 'Device for controlling a valve of an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 8/405142
[patent_app_country] => US
[patent_app_date] => 1995-03-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 1745
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 222
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/577/05577469.pdf
[firstpage_image] =>[orig_patent_app_number] => 405142
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/405142 | Device for controlling a valve of an internal combustion engine | Mar 15, 1995 | Issued |
| 08/406105 | VALVE TIMING CONTROL MECHANISM FOR INTERNAL COMBUSTION ENGINE | Mar 15, 1995 | Abandoned |
Array
(
[id] => 3474559
[patent_doc_number] => 05469818
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1995-11-28
[patent_title] => 'Variable valve timing control device for an engine'
[patent_app_type] => 1
[patent_app_number] => 8/403093
[patent_app_country] => US
[patent_app_date] => 1995-03-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 9
[patent_no_of_words] => 7843
[patent_no_of_claims] => 9
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/469/05469818.pdf
[firstpage_image] =>[orig_patent_app_number] => 403093
[rel_patent_id] =>[rel_patent_doc_number] =>) 08/403093 | Variable valve timing control device for an engine | Mar 12, 1995 | Issued |