Search

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 numberTitle of the applicationFiling DateStatus
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 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [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 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [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
Menu