
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 number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 4390462
[patent_doc_number] => 06308667
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-10-30
[patent_title] => 'Actuator for engine valve with tooth and socket armature and core for providing position output and/or improved force profile'
[patent_app_type] => 1
[patent_app_number] => 9/559448
[patent_app_country] => US
[patent_app_date] => 2000-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 10
[patent_no_of_words] => 3590
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 215
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/308/06308667.pdf
[firstpage_image] =>[orig_patent_app_number] => 559448
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/559448 | Actuator for engine valve with tooth and socket armature and core for providing position output and/or improved force profile | Apr 26, 2000 | Issued |
Array
(
[id] => 4385525
[patent_doc_number] => 06269784
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-08-07
[patent_title] => 'Electrically actuable engine valve providing position output'
[patent_app_type] => 1
[patent_app_number] => 9/559870
[patent_app_country] => US
[patent_app_date] => 2000-04-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 12
[patent_no_of_words] => 4114
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 104
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/269/06269784.pdf
[firstpage_image] =>[orig_patent_app_number] => 559870
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/559870 | Electrically actuable engine valve providing position output | Apr 25, 2000 | Issued |
Array
(
[id] => 4250079
[patent_doc_number] => 06321705
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-11-27
[patent_title] => 'Roller finger follower for valve deactivation'
[patent_app_type] => 1
[patent_app_number] => 9/557732
[patent_app_country] => US
[patent_app_date] => 2000-04-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 4209
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 264
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/321/06321705.pdf
[firstpage_image] =>[orig_patent_app_number] => 557732
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/557732 | Roller finger follower for valve deactivation | Apr 25, 2000 | Issued |
Array
(
[id] => 4386574
[patent_doc_number] => 06237553
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-29
[patent_title] => 'Arrangement for driving valves'
[patent_app_type] => 1
[patent_app_number] => 9/558018
[patent_app_country] => US
[patent_app_date] => 2000-04-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2809
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 138
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/237/06237553.pdf
[firstpage_image] =>[orig_patent_app_number] => 558018
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/558018 | Arrangement for driving valves | Apr 24, 2000 | Issued |
Array
(
[id] => 4235810
[patent_doc_number] => 06202609
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-03-20
[patent_title] => 'Electromagnetic control device'
[patent_app_type] => 1
[patent_app_number] => 9/530065
[patent_app_country] => US
[patent_app_date] => 2000-04-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1505
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 159
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/202/06202609.pdf
[firstpage_image] =>[orig_patent_app_number] => 530065
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/530065 | Electromagnetic control device | Apr 23, 2000 | Issued |
Array
(
[id] => 4236964
[patent_doc_number] => 06257190
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-07-10
[patent_title] => 'Cam operating system'
[patent_app_type] => 1
[patent_app_number] => 9/556851
[patent_app_country] => US
[patent_app_date] => 2000-04-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 19
[patent_figures_cnt] => 19
[patent_no_of_words] => 10707
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 43
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/257/06257190.pdf
[firstpage_image] =>[orig_patent_app_number] => 556851
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/556851 | Cam operating system | Apr 20, 2000 | Issued |
Array
(
[id] => 1458807
[patent_doc_number] => 06349689
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-02-26
[patent_title] => 'Tappet assembly with a ceramic wear pad'
[patent_app_type] => B1
[patent_app_number] => 09/551540
[patent_app_country] => US
[patent_app_date] => 2000-04-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 11
[patent_no_of_words] => 4840
[patent_no_of_claims] => 31
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 111
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/349/06349689.pdf
[firstpage_image] =>[orig_patent_app_number] => 09551540
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/551540 | Tappet assembly with a ceramic wear pad | Apr 17, 2000 | Issued |
| 09/529637 | DEVICE FOR OPERATING A GAS SHUTTLE VALVE OF A RECIPROCATING INTERNAL COMBUSTION ENGINE | Apr 16, 2000 | Abandoned |
Array
(
[id] => 1434614
[patent_doc_number] => 06354254
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-03-12
[patent_title] => 'Exhaust and intake rocker arm assemblies for modifying valve lift and timing during positive power'
[patent_app_type] => B1
[patent_app_number] => 09/549028
[patent_app_country] => US
[patent_app_date] => 2000-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 10
[patent_no_of_words] => 4956
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 83
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/354/06354254.pdf
[firstpage_image] =>[orig_patent_app_number] => 09549028
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/549028 | Exhaust and intake rocker arm assemblies for modifying valve lift and timing during positive power | Apr 12, 2000 | Issued |
Array
(
[id] => 4304928
[patent_doc_number] => 06318321
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-11-20
[patent_title] => 'Method of modifying motorcycle engine cam drive'
[patent_app_type] => 1
[patent_app_number] => 9/547536
[patent_app_country] => US
[patent_app_date] => 2000-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1997
[patent_no_of_claims] => 10
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/318/06318321.pdf
[firstpage_image] =>[orig_patent_app_number] => 547536
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/547536 | Method of modifying motorcycle engine cam drive | Apr 11, 2000 | Issued |
Array
(
[id] => 4263074
[patent_doc_number] => 06209497
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-03
[patent_title] => 'Device for changing the relative rotational position of a shaft to the drive wheel'
[patent_app_type] => 1
[patent_app_number] => 9/463447
[patent_app_country] => US
[patent_app_date] => 2000-04-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 2549
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 70
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/209/06209497.pdf
[firstpage_image] =>[orig_patent_app_number] => 463447
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/463447 | Device for changing the relative rotational position of a shaft to the drive wheel | Apr 3, 2000 | Issued |
Array
(
[id] => 1546066
[patent_doc_number] => 06345596
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-02-12
[patent_title] => 'Engageable cam follower or engageable lifter element'
[patent_app_type] => B1
[patent_app_number] => 09/541333
[patent_app_country] => US
[patent_app_date] => 2000-04-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 1533
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/345/06345596.pdf
[firstpage_image] =>[orig_patent_app_number] => 09541333
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/541333 | Engageable cam follower or engageable lifter element | Apr 2, 2000 | Issued |
Array
(
[id] => 4300709
[patent_doc_number] => 06247433
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-06-19
[patent_title] => 'Switchable cam follower'
[patent_app_type] => 1
[patent_app_number] => 9/539532
[patent_app_country] => US
[patent_app_date] => 2000-03-31
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/06/247/06247433.pdf
[firstpage_image] =>[orig_patent_app_number] => 539532
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/539532 | Switchable cam follower | Mar 30, 2000 | Issued |
Array
(
[id] => 4329720
[patent_doc_number] => 06216653
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-17
[patent_title] => 'Electromagnetic valve actuator for a valve of an engine'
[patent_app_type] => 1
[patent_app_number] => 9/538961
[patent_app_country] => US
[patent_app_date] => 2000-03-31
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[pdf_file] => patents/06/216/06216653.pdf
[firstpage_image] =>[orig_patent_app_number] => 538961
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/538961 | Electromagnetic valve actuator for a valve of an engine | Mar 30, 2000 | Issued |
Array
(
[id] => 1562180
[patent_doc_number] => 06338322
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-01-15
[patent_title] => 'Valve timing control device'
[patent_app_type] => B1
[patent_app_number] => 09/540038
[patent_app_country] => US
[patent_app_date] => 2000-03-31
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/338/06338322.pdf
[firstpage_image] =>[orig_patent_app_number] => 09540038
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/540038 | Valve timing control device | Mar 30, 2000 | Issued |
Array
(
[id] => 4300695
[patent_doc_number] => 06247432
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-06-19
[patent_title] => 'Engine valve assembly for an internal-combustion engine, including an electromagnetic actuator'
[patent_app_type] => 1
[patent_app_number] => 9/539437
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[pdf_file] => patents/06/247/06247432.pdf
[firstpage_image] =>[orig_patent_app_number] => 539437
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/539437 | Engine valve assembly for an internal-combustion engine, including an electromagnetic actuator | Mar 29, 2000 | Issued |
Array
(
[id] => 4280115
[patent_doc_number] => 06250269
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-06-26
[patent_title] => 'Arrangement for supporting a rocker shaft in an engine'
[patent_app_type] => 1
[patent_app_number] => 9/537219
[patent_app_country] => US
[patent_app_date] => 2000-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/250/06250269.pdf
[firstpage_image] =>[orig_patent_app_number] => 537219
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/537219 | Arrangement for supporting a rocker shaft in an engine | Mar 28, 2000 | Issued |
Array
(
[id] => 4329703
[patent_doc_number] => 06216652
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-17
[patent_title] => 'Method for operating actuators for electromagnetically controlling a valve'
[patent_app_type] => 1
[patent_app_number] => 9/535957
[patent_app_country] => US
[patent_app_date] => 2000-03-27
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/216/06216652.pdf
[firstpage_image] =>[orig_patent_app_number] => 535957
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/535957 | Method for operating actuators for electromagnetically controlling a valve | Mar 26, 2000 | Issued |
Array
(
[id] => 4403460
[patent_doc_number] => 06223706
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-05-01
[patent_title] => 'Tappet for the valve gear of an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 9/509342
[patent_app_country] => US
[patent_app_date] => 2000-03-24
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[pdf_file] => patents/06/223/06223706.pdf
[firstpage_image] =>[orig_patent_app_number] => 509342
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/509342 | Tappet for the valve gear of an internal combustion engine | Mar 23, 2000 | Issued |
Array
(
[id] => 4223917
[patent_doc_number] => 06220213
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-04-24
[patent_title] => 'Rocker arm installed in a cylinder head of a valve train of an internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 9/535020
[patent_app_country] => US
[patent_app_date] => 2000-03-24
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[pdf_file] => patents/06/220/06220213.pdf
[firstpage_image] =>[orig_patent_app_number] => 535020
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/535020 | Rocker arm installed in a cylinder head of a valve train of an internal combustion engine | Mar 23, 2000 | Issued |