
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] => 1570316
[patent_doc_number] => 06467446
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-10-22
[patent_title] => 'Variable valve timing system for vehicle'
[patent_app_type] => B2
[patent_app_number] => 09/751304
[patent_app_country] => US
[patent_app_date] => 2000-12-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 2328
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 174
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/467/06467446.pdf
[firstpage_image] =>[orig_patent_app_number] => 09751304
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/751304 | Variable valve timing system for vehicle | Dec 28, 2000 | Issued |
Array
(
[id] => 1511068
[patent_doc_number] => 06418898
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-07-16
[patent_title] => 'Valve operating system in internal combustion engine'
[patent_app_type] => B2
[patent_app_number] => 09/745992
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 12
[patent_no_of_words] => 8547
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 53
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/418/06418898.pdf
[firstpage_image] =>[orig_patent_app_number] => 09745992
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/745992 | Valve operating system in internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 1550104
[patent_doc_number] => 06347606
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-02-19
[patent_title] => 'Valve operating system in internal combustion engine'
[patent_app_type] => B1
[patent_app_number] => 09/745993
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 9
[patent_no_of_words] => 8517
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 173
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/347/06347606.pdf
[firstpage_image] =>[orig_patent_app_number] => 09745993
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/745993 | Valve operating system in internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 6919992
[patent_doc_number] => 20010027764
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-10-11
[patent_title] => 'Valve operating system in internal combustion engine'
[patent_app_type] => new
[patent_app_number] => 09/746063
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 7
[patent_no_of_words] => 8231
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0027/20010027764.pdf
[firstpage_image] =>[orig_patent_app_number] => 09746063
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/746063 | Valve operating system in internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 6892821
[patent_doc_number] => 20010015187
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-08-23
[patent_title] => 'Valve operating system in internal combusiton engine'
[patent_app_type] => new
[patent_app_number] => 09/745991
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 12
[patent_figures_cnt] => 12
[patent_no_of_words] => 11036
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 142
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0015/20010015187.pdf
[firstpage_image] =>[orig_patent_app_number] => 09745991
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/745991 | Valve operating system in internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 6894821
[patent_doc_number] => 20010025611
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-10-04
[patent_title] => 'Method for starting an electromechanical regulating device especially designed for controlling the charge cycle in an internal combustion engine'
[patent_app_type] => new
[patent_app_number] => 09/748808
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2314
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 22
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0025/20010025611.pdf
[firstpage_image] =>[orig_patent_app_number] => 09748808
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/748808 | Method for starting an electromechanical regulating device especially designed for controlling the charge cycle in an internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 1472851
[patent_doc_number] => 06450137
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-09-17
[patent_title] => 'Variable valve timing system'
[patent_app_type] => B2
[patent_app_number] => 09/745737
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 16
[patent_no_of_words] => 8201
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 286
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/450/06450137.pdf
[firstpage_image] =>[orig_patent_app_number] => 09745737
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/745737 | Variable valve timing system | Dec 25, 2000 | Issued |
Array
(
[id] => 1597338
[patent_doc_number] => 06431135
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2002-08-13
[patent_title] => 'Valve operating system in internal combustion engine'
[patent_app_type] => B1
[patent_app_number] => 09/745844
[patent_app_country] => US
[patent_app_date] => 2000-12-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 10
[patent_figures_cnt] => 11
[patent_no_of_words] => 8476
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 156
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/431/06431135.pdf
[firstpage_image] =>[orig_patent_app_number] => 09745844
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/745844 | Valve operating system in internal combustion engine | Dec 25, 2000 | Issued |
Array
(
[id] => 1483025
[patent_doc_number] => 06427654
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-08-06
[patent_title] => 'Device for changing the control timing of the gas exchange valves of an internal combustion engine, in particular a hydraulic camshaft adjustment device of the rotary piston type'
[patent_app_type] => B2
[patent_app_number] => 09/746218
[patent_app_country] => US
[patent_app_date] => 2000-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 10
[patent_no_of_words] => 3329
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 295
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/427/06427654.pdf
[firstpage_image] =>[orig_patent_app_number] => 09746218
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/746218 | Device for changing the control timing of the gas exchange valves of an internal combustion engine, in particular a hydraulic camshaft adjustment device of the rotary piston type | Dec 21, 2000 | Issued |
Array
(
[id] => 6878629
[patent_doc_number] => 20010029914
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-10-18
[patent_title] => 'Device for changing the control timing of the gas exchange valves of an internal combustion engine, in particular a hydraulic camshaft adjustment device of the rotary piston type'
[patent_app_type] => new
[patent_app_number] => 09/747076
[patent_app_country] => US
[patent_app_date] => 2000-12-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3317
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 438
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0029/20010029914.pdf
[firstpage_image] =>[orig_patent_app_number] => 09747076
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/747076 | Device for changing the control timing of the gas exchange valves of an internal combustion engine, in particular a hydraulic camshaft adjustment device of the rotary piston type | Dec 21, 2000 | Issued |
Array
(
[id] => 7104465
[patent_doc_number] => 20010003973
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-06-21
[patent_title] => 'Variable-valve-actuation apparatus for internal combustion engine'
[patent_app_type] => new-utility
[patent_app_number] => 09/741068
[patent_app_country] => US
[patent_app_date] => 2000-12-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 15
[patent_figures_cnt] => 15
[patent_no_of_words] => 7624
[patent_no_of_claims] => 23
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 95
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0003/20010003973.pdf
[firstpage_image] =>[orig_patent_app_number] => 09741068
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/741068 | Variable-valve-actuation apparatus for internal combustion engine | Dec 20, 2000 | Issued |
Array
(
[id] => 6875895
[patent_doc_number] => 20010006048
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-07-05
[patent_title] => 'Method for estimating the end-of-stroke positions of moving members of electromagnetic actuators for the actuation of intake and exhaust valves in internal combustion engines'
[patent_app_type] => new-utility
[patent_app_number] => 09/739799
[patent_app_country] => US
[patent_app_date] => 2000-12-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3033
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 194
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0006/20010006048.pdf
[firstpage_image] =>[orig_patent_app_number] => 09739799
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/739799 | Method for estimating the end-of-stroke positions of moving members of electromagnetic actuators for the actuation of intake and exhaust valves in internal combustion engines | Dec 19, 2000 | Issued |
Array
(
[id] => 7104492
[patent_doc_number] => 20010003974
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-06-21
[patent_title] => 'Valve timing adjuster for internal combustion engine'
[patent_app_type] => new-utility
[patent_app_number] => 09/736363
[patent_app_country] => US
[patent_app_date] => 2000-12-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 3219
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 225
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0003/20010003974.pdf
[firstpage_image] =>[orig_patent_app_number] => 09736363
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/736363 | Valve timing adjuster for internal combustion engine | Dec 14, 2000 | Issued |
Array
(
[id] => 7039722
[patent_doc_number] => 20010004884
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-06-28
[patent_title] => 'Valve timing control system for internal combustion engine'
[patent_app_type] => new-utility
[patent_app_number] => 09/735480
[patent_app_country] => US
[patent_app_date] => 2000-12-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5971
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 285
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0004/20010004884.pdf
[firstpage_image] =>[orig_patent_app_number] => 09735480
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/735480 | Valve timing control system for internal combustion engine | Dec 13, 2000 | Issued |
Array
(
[id] => 7039721
[patent_doc_number] => 20010004883
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-06-28
[patent_title] => 'Valve timing control system for internal combustion engine'
[patent_app_type] => new-utility
[patent_app_number] => 09/733909
[patent_app_country] => US
[patent_app_date] => 2000-12-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 5038
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 214
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0004/20010004883.pdf
[firstpage_image] =>[orig_patent_app_number] => 09733909
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/733909 | Valve timing control system for internal combustion engine | Dec 11, 2000 | Issued |
Array
(
[id] => 6875894
[patent_doc_number] => 20010006047
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2001-07-05
[patent_title] => 'Valve-open-close mechanism'
[patent_app_type] => new-utility
[patent_app_number] => 09/731818
[patent_app_country] => US
[patent_app_date] => 2000-12-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 6
[patent_no_of_words] => 9066
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 27
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => publication
[pdf_file] => publications/A1/0006/20010006047.pdf
[firstpage_image] =>[orig_patent_app_number] => 09731818
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/731818 | Valve-open-close mechanism | Dec 7, 2000 | Issued |
Array
(
[id] => 1443008
[patent_doc_number] => 06367433
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-04-09
[patent_title] => 'Electromagnetic actuator and valve-open-close mechanism'
[patent_app_type] => B2
[patent_app_number] => 09/731027
[patent_app_country] => US
[patent_app_date] => 2000-12-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 10031
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 61
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/367/06367433.pdf
[firstpage_image] =>[orig_patent_app_number] => 09731027
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/731027 | Electromagnetic actuator and valve-open-close mechanism | Dec 6, 2000 | Issued |
Array
(
[id] => 4285287
[patent_doc_number] => 06325034
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-12-04
[patent_title] => 'Hydraulic lash adjuster'
[patent_app_type] => 1
[patent_app_number] => 9/730915
[patent_app_country] => US
[patent_app_date] => 2000-12-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 2870
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/325/06325034.pdf
[firstpage_image] =>[orig_patent_app_number] => 730915
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/730915 | Hydraulic lash adjuster | Dec 5, 2000 | Issued |
Array
(
[id] => 4289505
[patent_doc_number] => 06314928
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 2001-11-13
[patent_title] => 'Rocker arm assembly'
[patent_app_type] => 1
[patent_app_number] => 9/731371
[patent_app_country] => US
[patent_app_date] => 2000-12-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 10
[patent_no_of_words] => 3101
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 183
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/314/06314928.pdf
[firstpage_image] =>[orig_patent_app_number] => 731371
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/731371 | Rocker arm assembly | Dec 5, 2000 | Issued |
Array
(
[id] => 1439487
[patent_doc_number] => 06334416
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2002-01-01
[patent_title] => 'Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof'
[patent_app_type] => B2
[patent_app_number] => 09/729111
[patent_app_country] => US
[patent_app_date] => 2000-12-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 20
[patent_figures_cnt] => 53
[patent_no_of_words] => 16296
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 174
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/06/334/06334416.pdf
[firstpage_image] =>[orig_patent_app_number] => 09729111
[rel_patent_id] =>[rel_patent_doc_number] =>) 09/729111 | Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof | Dec 4, 2000 | Issued |