Search

Weilun Lo

Supervisory Patent Examiner (ID: 6938, Phone: (571)272-4847 , Office: P/2179 )

Most Active Art Unit
3402
Art Unit(s)
3402, 3723, 2179, 3747, 3748, 3761, 2899
Total Applications
2327
Issued Applications
2049
Pending Applications
47
Abandoned Applications
231

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4170545 [patent_doc_number] => 06041747 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-28 [patent_title] => 'Rocker arm' [patent_app_type] => 1 [patent_app_number] => 9/059256 [patent_app_country] => US [patent_app_date] => 1998-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 3954 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/041/06041747.pdf [firstpage_image] =>[orig_patent_app_number] => 059256 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/059256
Rocker arm Apr 13, 1998 Issued
09/058689 DRIVE MECHANISM FOR PERIODICALLY MOVING AT LEAST ONE VALVE Apr 9, 1998 Issued
Array ( [id] => 3907360 [patent_doc_number] => 05970934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Low profile internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/058438 [patent_app_country] => US [patent_app_date] => 1998-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 27 [patent_no_of_words] => 9691 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/970/05970934.pdf [firstpage_image] =>[orig_patent_app_number] => 058438 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/058438
Low profile internal combustion engine Apr 8, 1998 Issued
Array ( [id] => 3918334 [patent_doc_number] => 05996540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Variable valve timing and lift system' [patent_app_type] => 1 [patent_app_number] => 9/055284 [patent_app_country] => US [patent_app_date] => 1998-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3495 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/996/05996540.pdf [firstpage_image] =>[orig_patent_app_number] => 055284 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/055284
Variable valve timing and lift system Apr 5, 1998 Issued
Array ( [id] => 3982411 [patent_doc_number] => 06003482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Rocker arm for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/051346 [patent_app_country] => US [patent_app_date] => 1998-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1755 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/003/06003482.pdf [firstpage_image] =>[orig_patent_app_number] => 051346 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/051346
Rocker arm for an internal combustion engine Apr 5, 1998 Issued
09/054551 THREE DIMENSIONAL CAM, METHOD AND APPARATUS FOR MEASURING THREE DIMENSIONAL CAM PROFILE, AND VALVE DRIVE APPPARATUS Apr 2, 1998 Abandoned
Array ( [id] => 4215105 [patent_doc_number] => 06089196 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Cylinder head having a solenoid valve control device for operating a valve of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/055181 [patent_app_country] => US [patent_app_date] => 1998-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6940 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/089/06089196.pdf [firstpage_image] =>[orig_patent_app_number] => 055181 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/055181
Cylinder head having a solenoid valve control device for operating a valve of an internal combustion engine Apr 2, 1998 Issued
Array ( [id] => 3907305 [patent_doc_number] => 05970930 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Device for changing the opening and closing times of the gas-exchange valves in an internal-combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/051309 [patent_app_country] => US [patent_app_date] => 1998-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2228 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/970/05970930.pdf [firstpage_image] =>[orig_patent_app_number] => 051309 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/051309
Device for changing the opening and closing times of the gas-exchange valves in an internal-combustion engine Apr 2, 1998 Issued
Array ( [id] => 4001864 [patent_doc_number] => 05992361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Variable valve timing mechanism' [patent_app_type] => 1 [patent_app_number] => 9/053657 [patent_app_country] => US [patent_app_date] => 1998-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 41 [patent_no_of_words] => 15962 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/992/05992361.pdf [firstpage_image] =>[orig_patent_app_number] => 053657 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/053657
Variable valve timing mechanism Apr 1, 1998 Issued
09/052726 DEVICE FOR VARYING THE VALVE TIMING OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE Mar 30, 1998 Issued
Array ( [id] => 3909966 [patent_doc_number] => 05937808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Valve timing control system for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/050975 [patent_app_country] => US [patent_app_date] => 1998-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 19245 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937808.pdf [firstpage_image] =>[orig_patent_app_number] => 050975 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/050975
Valve timing control system for internal combustion engine Mar 30, 1998 Issued
Array ( [id] => 3909951 [patent_doc_number] => 05937807 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Early exhaust valve opening control system and method' [patent_app_type] => 1 [patent_app_number] => 9/050033 [patent_app_country] => US [patent_app_date] => 1998-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5599 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937807.pdf [firstpage_image] =>[orig_patent_app_number] => 050033 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/050033
Early exhaust valve opening control system and method Mar 29, 1998 Issued
09/050403 DEVICE FOR VARYING THE OPENING AND CLOSING TIMES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE Mar 29, 1998 Issued
09/047671 CYLINDER HEAD STRUCTURE FOR AN INTERNAL COMBUSTION ENGINE Mar 24, 1998 Issued
Array ( [id] => 3914108 [patent_doc_number] => 05988128 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-23 [patent_title] => 'Valve driving apparatus for engine' [patent_app_type] => 1 [patent_app_number] => 9/047249 [patent_app_country] => US [patent_app_date] => 1998-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 5341 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/988/05988128.pdf [firstpage_image] =>[orig_patent_app_number] => 047249 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/047249
Valve driving apparatus for engine Mar 23, 1998 Issued
09/047163 CAMSHAFT WITH DRIVE, BEARING AND CAM ELEMENTS Mar 22, 1998 Issued
Array ( [id] => 3965635 [patent_doc_number] => 05983849 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-16 [patent_title] => 'Composite pushrod hole adapter plate for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 9/042537 [patent_app_country] => US [patent_app_date] => 1998-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 7767 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/983/05983849.pdf [firstpage_image] =>[orig_patent_app_number] => 042537 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/042537
Composite pushrod hole adapter plate for internal combustion engines Mar 16, 1998 Issued
Array ( [id] => 4174956 [patent_doc_number] => 06129060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-10 [patent_title] => 'Camshaft phase changing apparatus' [patent_app_type] => 1 [patent_app_number] => 9/042470 [patent_app_country] => US [patent_app_date] => 1998-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 6648 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 619 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/129/06129060.pdf [firstpage_image] =>[orig_patent_app_number] => 042470 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/042470
Camshaft phase changing apparatus Mar 15, 1998 Issued
Array ( [id] => 3909937 [patent_doc_number] => 05937806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Closed-loop camshaft phaser control' [patent_app_type] => 1 [patent_app_number] => 9/041650 [patent_app_country] => US [patent_app_date] => 1998-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6039 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937806.pdf [firstpage_image] =>[orig_patent_app_number] => 041650 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/041650
Closed-loop camshaft phaser control Mar 12, 1998 Issued
09/041246 VARIABLE ANGLE CAMSHAFT Mar 11, 1998 Issued
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