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] => 4267900 [patent_doc_number] => 06234125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-22 [patent_title] => 'Apparatus for angular adjustment of camshafts relative to crankshafts in combustion engines' [patent_app_type] => 1 [patent_app_number] => 9/276768 [patent_app_country] => US [patent_app_date] => 1999-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4675 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/234/06234125.pdf [firstpage_image] =>[orig_patent_app_number] => 276768 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/276768
Apparatus for angular adjustment of camshafts relative to crankshafts in combustion engines Mar 24, 1999 Issued
Array ( [id] => 4134872 [patent_doc_number] => 06155218 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Cam advancing and retarding mechanism' [patent_app_type] => 1 [patent_app_number] => 9/274816 [patent_app_country] => US [patent_app_date] => 1999-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1616 [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/06/155/06155218.pdf [firstpage_image] =>[orig_patent_app_number] => 274816 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/274816
Cam advancing and retarding mechanism Mar 21, 1999 Issued
Array ( [id] => 4222279 [patent_doc_number] => 06135074 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Tappet for the valve gear mechanism of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/147874 [patent_app_country] => US [patent_app_date] => 1999-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3112 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 532 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135074.pdf [firstpage_image] =>[orig_patent_app_number] => 147874 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/147874
Tappet for the valve gear mechanism of an internal combustion engine Mar 17, 1999 Issued
Array ( [id] => 4145402 [patent_doc_number] => 06138625 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Compact head assembly for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/271054 [patent_app_country] => US [patent_app_date] => 1999-03-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 6107 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/138/06138625.pdf [firstpage_image] =>[orig_patent_app_number] => 271054 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/271054
Compact head assembly for internal combustion engine Mar 16, 1999 Issued
Array ( [id] => 4054422 [patent_doc_number] => 06067947 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Valve driving apparatus for engine' [patent_app_type] => 1 [patent_app_number] => 9/266746 [patent_app_country] => US [patent_app_date] => 1999-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 5341 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/067/06067947.pdf [firstpage_image] =>[orig_patent_app_number] => 266746 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/266746
Valve driving apparatus for engine Mar 11, 1999 Issued
Array ( [id] => 4334650 [patent_doc_number] => 06199527 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof' [patent_app_type] => 1 [patent_app_number] => 9/265957 [patent_app_country] => US [patent_app_date] => 1999-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 53 [patent_no_of_words] => 16168 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/199/06199527.pdf [firstpage_image] =>[orig_patent_app_number] => 265957 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/265957
Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof Mar 10, 1999 Issued
Array ( [id] => 4222291 [patent_doc_number] => 06135075 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Variable cam mechanism for an engine' [patent_app_type] => 1 [patent_app_number] => 9/266086 [patent_app_country] => US [patent_app_date] => 1999-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 21 [patent_no_of_words] => 4404 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135075.pdf [firstpage_image] =>[orig_patent_app_number] => 266086 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/266086
Variable cam mechanism for an engine Mar 9, 1999 Issued
Array ( [id] => 4081417 [patent_doc_number] => 06047672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Engine valve-driving electromagnetic valve' [patent_app_type] => 1 [patent_app_number] => 9/261833 [patent_app_country] => US [patent_app_date] => 1999-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4977 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 317 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/047/06047672.pdf [firstpage_image] =>[orig_patent_app_number] => 261833 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/261833
Engine valve-driving electromagnetic valve Mar 2, 1999 Issued
Array ( [id] => 4215160 [patent_doc_number] => 06089199 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Air cleaner module having integrated engine valve cover' [patent_app_type] => 1 [patent_app_number] => 9/259447 [patent_app_country] => US [patent_app_date] => 1999-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5399 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/089/06089199.pdf [firstpage_image] =>[orig_patent_app_number] => 259447 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/259447
Air cleaner module having integrated engine valve cover Feb 28, 1999 Issued
Array ( [id] => 4145392 [patent_doc_number] => 06138624 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Tappet socket assembly for rocker lever assembly and method of assembling the same' [patent_app_type] => 1 [patent_app_number] => 9/259944 [patent_app_country] => US [patent_app_date] => 1999-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3047 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/138/06138624.pdf [firstpage_image] =>[orig_patent_app_number] => 259944 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/259944
Tappet socket assembly for rocker lever assembly and method of assembling the same Feb 28, 1999 Issued
Array ( [id] => 4215160 [patent_doc_number] => 06089199 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-18 [patent_title] => 'Air cleaner module having integrated engine valve cover' [patent_app_type] => 1 [patent_app_number] => 9/259447 [patent_app_country] => US [patent_app_date] => 1999-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5399 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/089/06089199.pdf [firstpage_image] =>[orig_patent_app_number] => 259447 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/259447
Air cleaner module having integrated engine valve cover Feb 28, 1999 Issued
Array ( [id] => 4071789 [patent_doc_number] => 06095105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Plenum/runner module having integrated engine valve cover' [patent_app_type] => 1 [patent_app_number] => 9/260329 [patent_app_country] => US [patent_app_date] => 1999-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5408 [patent_no_of_claims] => 5 [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/06/095/06095105.pdf [firstpage_image] =>[orig_patent_app_number] => 260329 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260329
Plenum/runner module having integrated engine valve cover Feb 28, 1999 Issued
Array ( [id] => 4169043 [patent_doc_number] => 06092498 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-25 [patent_title] => 'Modular integrated intake manifold' [patent_app_type] => 1 [patent_app_number] => 9/260148 [patent_app_country] => US [patent_app_date] => 1999-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5978 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 322 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/092/06092498.pdf [firstpage_image] =>[orig_patent_app_number] => 260148 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/260148
Modular integrated intake manifold Feb 28, 1999 Issued
Array ( [id] => 4145352 [patent_doc_number] => 06138621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Internal combustion engine with variable valve actuation' [patent_app_type] => 1 [patent_app_number] => 9/257370 [patent_app_country] => US [patent_app_date] => 1999-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3423 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 448 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/138/06138621.pdf [firstpage_image] =>[orig_patent_app_number] => 257370 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/257370
Internal combustion engine with variable valve actuation Feb 24, 1999 Issued
Array ( [id] => 4091358 [patent_doc_number] => 06021750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-08 [patent_title] => 'Finger lever for a valve drive of an internal combustion piston engine' [patent_app_type] => 1 [patent_app_number] => 9/242965 [patent_app_country] => US [patent_app_date] => 1999-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1480 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/021/06021750.pdf [firstpage_image] =>[orig_patent_app_number] => 242965 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/242965
Finger lever for a valve drive of an internal combustion piston engine Feb 23, 1999 Issued
Array ( [id] => 4271476 [patent_doc_number] => 06196175 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Hydraulically actuated valve deactivating roller follower' [patent_app_type] => 1 [patent_app_number] => 9/255366 [patent_app_country] => US [patent_app_date] => 1999-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3894 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/196/06196175.pdf [firstpage_image] =>[orig_patent_app_number] => 255366 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/255366
Hydraulically actuated valve deactivating roller follower Feb 22, 1999 Issued
Array ( [id] => 4169029 [patent_doc_number] => 06092497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-25 [patent_title] => 'Electromechanical latching rocker arm valve deactivator' [patent_app_type] => 1 [patent_app_number] => 9/256272 [patent_app_country] => US [patent_app_date] => 1999-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3745 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/092/06092497.pdf [firstpage_image] =>[orig_patent_app_number] => 256272 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/256272
Electromechanical latching rocker arm valve deactivator Feb 22, 1999 Issued
Array ( [id] => 4130661 [patent_doc_number] => 06101993 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Variable cam timing control system and method' [patent_app_type] => 1 [patent_app_number] => 9/253500 [patent_app_country] => US [patent_app_date] => 1999-02-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2987 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/101/06101993.pdf [firstpage_image] =>[orig_patent_app_number] => 253500 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/253500
Variable cam timing control system and method Feb 18, 1999 Issued
Array ( [id] => 4200686 [patent_doc_number] => 06039018 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Hydraulic lash adjuster with plunger inner control ring' [patent_app_type] => 1 [patent_app_number] => 9/252144 [patent_app_country] => US [patent_app_date] => 1999-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3308 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 299 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/039/06039018.pdf [firstpage_image] =>[orig_patent_app_number] => 252144 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252144
Hydraulic lash adjuster with plunger inner control ring Feb 17, 1999 Issued
Array ( [id] => 4200669 [patent_doc_number] => 06039017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Hydraulic lash adjuster with lash' [patent_app_type] => 1 [patent_app_number] => 9/251024 [patent_app_country] => US [patent_app_date] => 1999-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 4235 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/039/06039017.pdf [firstpage_image] =>[orig_patent_app_number] => 251024 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/251024
Hydraulic lash adjuster with lash Feb 17, 1999 Issued
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