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] => 1469240 [patent_doc_number] => 06386166 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Phase control piston for a cam phaser' [patent_app_type] => B1 [patent_app_number] => 09/892948 [patent_app_country] => US [patent_app_date] => 2001-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 5318 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 455 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/386/06386166.pdf [firstpage_image] =>[orig_patent_app_number] => 09892948 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/892948
Phase control piston for a cam phaser Jun 26, 2001 Issued
Array ( [id] => 1560112 [patent_doc_number] => 06374788 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-23 [patent_title] => 'Valve timing control device' [patent_app_type] => B1 [patent_app_number] => 09/891172 [patent_app_country] => US [patent_app_date] => 2001-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 5650 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/374/06374788.pdf [firstpage_image] =>[orig_patent_app_number] => 09891172 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/891172
Valve timing control device Jun 25, 2001 Issued
Array ( [id] => 7638174 [patent_doc_number] => 06378477 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Valve timing control device' [patent_app_type] => B1 [patent_app_number] => 09/888405 [patent_app_country] => US [patent_app_date] => 2001-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 24 [patent_no_of_words] => 10917 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/378/06378477.pdf [firstpage_image] =>[orig_patent_app_number] => 09888405 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/888405
Valve timing control device Jun 25, 2001 Issued
Array ( [id] => 6933062 [patent_doc_number] => 20010054406 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'Valve timing adjusting device' [patent_app_type] => new [patent_app_number] => 09/887006 [patent_app_country] => US [patent_app_date] => 2001-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6812 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054406.pdf [firstpage_image] =>[orig_patent_app_number] => 09887006 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/887006
Valve timing adjusting device Jun 24, 2001 Issued
Array ( [id] => 6897031 [patent_doc_number] => 20010045196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-29 [patent_title] => 'Valve timing regulation device' [patent_app_type] => new [patent_app_number] => 09/886282 [patent_app_country] => US [patent_app_date] => 2001-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 8517 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0045/20010045196.pdf [firstpage_image] =>[orig_patent_app_number] => 09886282 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886282
Valve timing regulation device Jun 21, 2001 Issued
Array ( [id] => 6136731 [patent_doc_number] => 20020000213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Valve timing adjusting apparatus for internal combustion engine' [patent_app_type] => new [patent_app_number] => 09/886263 [patent_app_country] => US [patent_app_date] => 2001-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5489 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0000/20020000213.pdf [firstpage_image] =>[orig_patent_app_number] => 09886263 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/886263
Valve timing adjusting apparatus for internal combustion engine Jun 21, 2001 Abandoned
Array ( [id] => 7641850 [patent_doc_number] => 06394052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-05-28 [patent_title] => 'Variable valve control apparatus for an internal combustion engine' [patent_app_type] => B2 [patent_app_number] => 09/883281 [patent_app_country] => US [patent_app_date] => 2001-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5878 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/394/06394052.pdf [firstpage_image] =>[orig_patent_app_number] => 09883281 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/883281
Variable valve control apparatus for an internal combustion engine Jun 18, 2001 Issued
Array ( [id] => 1587174 [patent_doc_number] => 06382156 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Valve timing control device' [patent_app_type] => B1 [patent_app_number] => 09/881761 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 6483 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/382/06382156.pdf [firstpage_image] =>[orig_patent_app_number] => 09881761 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881761
Valve timing control device Jun 17, 2001 Issued
Array ( [id] => 6919993 [patent_doc_number] => 20010027765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-11 [patent_title] => 'Deactivation and two-step roller finger follower having a bracket and lost motion spring' [patent_app_type] => new [patent_app_number] => 09/881622 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5276 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20010027765.pdf [firstpage_image] =>[orig_patent_app_number] => 09881622 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881622
Deactivation and two-step roller finger follower having a bracket and lost motion spring Jun 13, 2001 Issued
Array ( [id] => 6919991 [patent_doc_number] => 20010027763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-10-11 [patent_title] => 'Multi-position variable camshaft timing system actuated by engine oil pressure' [patent_app_type] => new [patent_app_number] => 09/879570 [patent_app_country] => US [patent_app_date] => 2001-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5069 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0027/20010027763.pdf [firstpage_image] =>[orig_patent_app_number] => 09879570 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/879570
Multi-position variable camshaft timing system actuated by engine oil pressure Jun 11, 2001 Issued
Array ( [id] => 6997854 [patent_doc_number] => 20010052330 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Valve timing adjusting device' [patent_app_type] => new [patent_app_number] => 09/875180 [patent_app_country] => US [patent_app_date] => 2001-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8365 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20010052330.pdf [firstpage_image] =>[orig_patent_app_number] => 09875180 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/875180
Valve timing adjusting device Jun 6, 2001 Issued
Array ( [id] => 1502140 [patent_doc_number] => 06439178 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-27 [patent_title] => 'Mechanical lash adjuster apparatus for an engine cam' [patent_app_type] => B1 [patent_app_number] => 09/875649 [patent_app_country] => US [patent_app_date] => 2001-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2292 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/439/06439178.pdf [firstpage_image] =>[orig_patent_app_number] => 09875649 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/875649
Mechanical lash adjuster apparatus for an engine cam Jun 5, 2001 Issued
Array ( [id] => 6933058 [patent_doc_number] => 20010054402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'Variable valve timing with actuator locking for internal combustion engine' [patent_app_type] => new [patent_app_number] => 09/874663 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3538 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054402.pdf [firstpage_image] =>[orig_patent_app_number] => 09874663 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/874663
Variable valve timing with actuator locking for internal combustion engine Jun 4, 2001 Issued
Array ( [id] => 5963356 [patent_doc_number] => 20020088418 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-11 [patent_title] => 'MECHANICAL LASH CONTROL APPARATUS FOR AN ENGINE CAM' [patent_app_type] => new [patent_app_number] => 09/874625 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2636 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0088/20020088418.pdf [firstpage_image] =>[orig_patent_app_number] => 09874625 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/874625
Mechanical lash control apparatus for an engine cam Jun 4, 2001 Issued
Array ( [id] => 1502137 [patent_doc_number] => 06439177 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-08-27 [patent_title] => 'Low friction variable valve actuation device' [patent_app_type] => B2 [patent_app_number] => 09/870855 [patent_app_country] => US [patent_app_date] => 2001-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 2979 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/439/06439177.pdf [firstpage_image] =>[orig_patent_app_number] => 09870855 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/870855
Low friction variable valve actuation device May 29, 2001 Issued
Array ( [id] => 6204769 [patent_doc_number] => 20020069844 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-13 [patent_title] => 'VALVE TIMING ADJUSTING DEVICE HAVING SEAL UNIT' [patent_app_type] => new [patent_app_number] => 09/866629 [patent_app_country] => US [patent_app_date] => 2001-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7622 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0069/20020069844.pdf [firstpage_image] =>[orig_patent_app_number] => 09866629 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/866629
Valve timing adjusting device having seal unit May 29, 2001 Issued
Array ( [id] => 6933056 [patent_doc_number] => 20010054400 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-27 [patent_title] => 'Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine' [patent_app_type] => new [patent_app_number] => 09/867252 [patent_app_country] => US [patent_app_date] => 2001-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3136 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054400.pdf [firstpage_image] =>[orig_patent_app_number] => 09867252 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/867252
Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine May 28, 2001 Issued
Array ( [id] => 1458803 [patent_doc_number] => 06349687 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-02-26 [patent_title] => 'Spur gear camshaft drive for an internal combustion engine' [patent_app_type] => B2 [patent_app_number] => 09/862083 [patent_app_country] => US [patent_app_date] => 2001-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3047 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/349/06349687.pdf [firstpage_image] =>[orig_patent_app_number] => 09862083 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/862083
Spur gear camshaft drive for an internal combustion engine May 20, 2001 Issued
Array ( [id] => 5932167 [patent_doc_number] => 20020059909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINES' [patent_app_type] => new [patent_app_number] => 09/859814 [patent_app_country] => US [patent_app_date] => 2001-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5136 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0059/20020059909.pdf [firstpage_image] =>[orig_patent_app_number] => 09859814 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/859814
Valve timing control apparatus for internal combustion engines May 17, 2001 Issued
Array ( [id] => 1516631 [patent_doc_number] => 06412459 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-02 [patent_title] => 'Valve timing controller for internal combustion engine' [patent_app_type] => B1 [patent_app_number] => 09/859818 [patent_app_country] => US [patent_app_date] => 2001-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 19 [patent_no_of_words] => 11815 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/412/06412459.pdf [firstpage_image] =>[orig_patent_app_number] => 09859818 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/859818
Valve timing controller for internal combustion engine May 17, 2001 Issued
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