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] => 3906516 [patent_doc_number] => 05875750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-02 [patent_title] => 'Rotational phase adjusting apparatus resin seal' [patent_app_type] => 1 [patent_app_number] => 8/928258 [patent_app_country] => US [patent_app_date] => 1997-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 5143 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/875/05875750.pdf [firstpage_image] =>[orig_patent_app_number] => 928258 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/928258
Rotational phase adjusting apparatus resin seal Sep 11, 1997 Issued
Array ( [id] => 4027331 [patent_doc_number] => 05873336 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Cam drive system for engine' [patent_app_type] => 1 [patent_app_number] => 8/927881 [patent_app_country] => US [patent_app_date] => 1997-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 3310 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/873/05873336.pdf [firstpage_image] =>[orig_patent_app_number] => 927881 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/927881
Cam drive system for engine Sep 10, 1997 Issued
Array ( [id] => 3868019 [patent_doc_number] => 05797363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-08-25 [patent_title] => 'Engine valve adjuster' [patent_app_type] => 1 [patent_app_number] => 8/927997 [patent_app_country] => US [patent_app_date] => 1997-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4013 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/797/05797363.pdf [firstpage_image] =>[orig_patent_app_number] => 927997 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/927997
Engine valve adjuster Sep 10, 1997 Issued
Array ( [id] => 3855777 [patent_doc_number] => 05803029 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Valve performance controller for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/927224 [patent_app_country] => US [patent_app_date] => 1997-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4248 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/803/05803029.pdf [firstpage_image] =>[orig_patent_app_number] => 927224 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/927224
Valve performance controller for internal combustion engine Sep 9, 1997 Issued
Array ( [id] => 1327269 [patent_doc_number] => 06588420 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-07-08 [patent_title] => 'Pediatric oxygenation device' [patent_app_type] => B1 [patent_app_number] => 08/926113 [patent_app_country] => US [patent_app_date] => 1997-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 20 [patent_no_of_words] => 4368 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/588/06588420.pdf [firstpage_image] =>[orig_patent_app_number] => 08926113 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/926113
Pediatric oxygenation device Sep 8, 1997 Issued
Array ( [id] => 4069880 [patent_doc_number] => 06016779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Valve operating system in internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/921255 [patent_app_country] => US [patent_app_date] => 1997-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 17 [patent_no_of_words] => 10597 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/016/06016779.pdf [firstpage_image] =>[orig_patent_app_number] => 921255 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/921255
Valve operating system in internal combustion engine Aug 28, 1997 Issued
Array ( [id] => 3852325 [patent_doc_number] => 05823154 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Internal combustion engine with a cam drive' [patent_app_type] => 1 [patent_app_number] => 8/894832 [patent_app_country] => US [patent_app_date] => 1997-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2083 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/823/05823154.pdf [firstpage_image] =>[orig_patent_app_number] => 894832 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/894832
Internal combustion engine with a cam drive Aug 28, 1997 Issued
Array ( [id] => 3975020 [patent_doc_number] => 05921209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Roller arrangement for valve train mechanism' [patent_app_type] => 1 [patent_app_number] => 8/920910 [patent_app_country] => US [patent_app_date] => 1997-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5417 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/921/05921209.pdf [firstpage_image] =>[orig_patent_app_number] => 920910 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/920910
Roller arrangement for valve train mechanism Aug 28, 1997 Issued
Array ( [id] => 4011330 [patent_doc_number] => 05901676 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-05-11 [patent_title] => 'Hydraulic lash compensator' [patent_app_type] => 1 [patent_app_number] => 8/919410 [patent_app_country] => US [patent_app_date] => 1997-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3371 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/901/05901676.pdf [firstpage_image] =>[orig_patent_app_number] => 919410 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/919410
Hydraulic lash compensator Aug 27, 1997 Issued
Array ( [id] => 3984223 [patent_doc_number] => 05960754 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-05 [patent_title] => 'Valve operating system in internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/924083 [patent_app_country] => US [patent_app_date] => 1997-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5229 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/960/05960754.pdf [firstpage_image] =>[orig_patent_app_number] => 924083 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/924083
Valve operating system in internal combustion engine Aug 27, 1997 Issued
Array ( [id] => 3743926 [patent_doc_number] => 05850811 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Apparatus for controlling timings of exhaust valves and method thereof' [patent_app_type] => 1 [patent_app_number] => 8/917830 [patent_app_country] => US [patent_app_date] => 1997-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3486 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/850/05850811.pdf [firstpage_image] =>[orig_patent_app_number] => 917830 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/917830
Apparatus for controlling timings of exhaust valves and method thereof Aug 26, 1997 Issued
Array ( [id] => 3908340 [patent_doc_number] => 05979386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Assembled multi-layer shafts' [patent_app_type] => 1 [patent_app_number] => 8/916085 [patent_app_country] => US [patent_app_date] => 1997-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 3042 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/979/05979386.pdf [firstpage_image] =>[orig_patent_app_number] => 916085 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/916085
Assembled multi-layer shafts Aug 20, 1997 Issued
Array ( [id] => 4014537 [patent_doc_number] => 05941201 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Valve operating system in internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/914993 [patent_app_country] => US [patent_app_date] => 1997-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4245 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/941/05941201.pdf [firstpage_image] =>[orig_patent_app_number] => 914993 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/914993
Valve operating system in internal combustion engine Aug 19, 1997 Issued
Array ( [id] => 4030649 [patent_doc_number] => 05931131 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-03 [patent_title] => 'Valve cover assembly having an integrated heat exchanger for cooling exhaust gases' [patent_app_type] => 1 [patent_app_number] => 8/914548 [patent_app_country] => US [patent_app_date] => 1997-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4877 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/931/05931131.pdf [firstpage_image] =>[orig_patent_app_number] => 914548 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/914548
Valve cover assembly having an integrated heat exchanger for cooling exhaust gases Aug 18, 1997 Issued
Array ( [id] => 3889081 [patent_doc_number] => 05896836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-04-27 [patent_title] => 'Arrangement in camshaft adjusters for preventing starting noises' [patent_app_type] => 1 [patent_app_number] => 8/894998 [patent_app_country] => US [patent_app_date] => 1997-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1733 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 342 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/896/05896836.pdf [firstpage_image] =>[orig_patent_app_number] => 894998 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/894998
Arrangement in camshaft adjusters for preventing starting noises Aug 17, 1997 Issued
Array ( [id] => 3807171 [patent_doc_number] => 05782211 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-21 [patent_title] => 'Electromagnetically operated valve driving system' [patent_app_type] => 1 [patent_app_number] => 8/911657 [patent_app_country] => US [patent_app_date] => 1997-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4304 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/782/05782211.pdf [firstpage_image] =>[orig_patent_app_number] => 911657 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/911657
Electromagnetically operated valve driving system Aug 14, 1997 Issued
Array ( [id] => 3770579 [patent_doc_number] => 05778839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-14 [patent_title] => 'Finger lever for actuating a gas exchange valve' [patent_app_type] => 1 [patent_app_number] => 8/911114 [patent_app_country] => US [patent_app_date] => 1997-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2451 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/778/05778839.pdf [firstpage_image] =>[orig_patent_app_number] => 911114 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/911114
Finger lever for actuating a gas exchange valve Aug 13, 1997 Issued
08/875953 LIQUID-COOLED INTERNAL COMBUSTION ENGINE WITH INSULATED ACCUMULATOR TANK FOR STORAGE OF COOLANT Aug 10, 1997 Abandoned
Array ( [id] => 3847590 [patent_doc_number] => 05836276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Rotational phase adjusting apparatus having fluid reservoir' [patent_app_type] => 1 [patent_app_number] => 8/907483 [patent_app_country] => US [patent_app_date] => 1997-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4926 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/836/05836276.pdf [firstpage_image] =>[orig_patent_app_number] => 907483 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/907483
Rotational phase adjusting apparatus having fluid reservoir Aug 7, 1997 Issued
Array ( [id] => 3906637 [patent_doc_number] => 05927237 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Valve operating system in internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/908735 [patent_app_country] => US [patent_app_date] => 1997-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5944 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/927/05927237.pdf [firstpage_image] =>[orig_patent_app_number] => 908735 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/908735
Valve operating system in internal combustion engine Aug 6, 1997 Issued
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