
Ching Chang
Examiner (ID: 9323)
| Most Active Art Unit | 3748 |
| Art Unit(s) | 3746, 3748 |
| Total Applications | 1871 |
| Issued Applications | 1700 |
| Pending Applications | 11 |
| Abandoned Applications | 170 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 16127175
[patent_doc_number] => 10697333
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-06-30
[patent_title] => Hydraulically actuated camshaft phasers for concentrically arranged camshafts
[patent_app_type] => utility
[patent_app_number] => 16/200728
[patent_app_country] => US
[patent_app_date] => 2018-11-27
[patent_effective_date] => 0000-00-00
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16200728
[rel_patent_id] =>[rel_patent_doc_number] =>) 16/200728 | Hydraulically actuated camshaft phasers for concentrically arranged camshafts | Nov 26, 2018 | Issued |
Array
(
[id] => 15949869
[patent_doc_number] => 10662829
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-05-26
[patent_title] => Valve timing adjustment device
[patent_app_type] => utility
[patent_app_number] => 16/173124
[patent_app_country] => US
[patent_app_date] => 2018-10-29
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/173124 | Valve timing adjustment device | Oct 28, 2018 | Issued |
Array
(
[id] => 16029525
[patent_doc_number] => 10677173
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-06-09
[patent_title] => Control system for internal combustion engines
[patent_app_type] => utility
[patent_app_number] => 16/159881
[patent_app_country] => US
[patent_app_date] => 2018-10-15
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/159881 | Control system for internal combustion engines | Oct 14, 2018 | Issued |
Array
(
[id] => 15728003
[patent_doc_number] => 10612428
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2020-04-07
[patent_title] => Collapsible valve bridge actuation system for a reciprocating piston machine cylinder
[patent_app_type] => utility
[patent_app_number] => 16/151703
[patent_app_country] => US
[patent_app_date] => 2018-10-04
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/151703 | Collapsible valve bridge actuation system for a reciprocating piston machine cylinder | Oct 3, 2018 | Issued |
Array
(
[id] => 14133283
[patent_doc_number] => 20190101031
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-04-04
[patent_title] => REGENERATIVE VALVE HYDRAULIC ACTUATOR
[patent_app_type] => utility
[patent_app_number] => 16/151036
[patent_app_country] => US
[patent_app_date] => 2018-10-03
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/151036 | Regenerative valve hydraulic actuator | Oct 2, 2018 | Issued |
Array
(
[id] => 16142729
[patent_doc_number] => 10704429
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-07-07
[patent_title] => Switchable rocker arm
[patent_app_type] => utility
[patent_app_number] => 16/143793
[patent_app_country] => US
[patent_app_date] => 2018-09-27
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/143793 | Switchable rocker arm | Sep 26, 2018 | Issued |
Array
(
[id] => 15423589
[patent_doc_number] => 10544715
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2020-01-28
[patent_title] => Cam phaser assembly
[patent_app_type] => utility
[patent_app_number] => 16/126661
[patent_app_country] => US
[patent_app_date] => 2018-09-10
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/126661 | Cam phaser assembly | Sep 9, 2018 | Issued |
Array
(
[id] => 13872763
[patent_doc_number] => 20190032722
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-31
[patent_title] => EPHASER CUSHION STOP
[patent_app_type] => utility
[patent_app_number] => 16/050571
[patent_app_country] => US
[patent_app_date] => 2018-07-31
[patent_effective_date] => 0000-00-00
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/050571 | EPhaser cushion stop | Jul 30, 2018 | Issued |
Array
(
[id] => 16029405
[patent_doc_number] => 10677113
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-06-09
[patent_title] => Rocker arm arrangement
[patent_app_type] => utility
[patent_app_number] => 16/048201
[patent_app_country] => US
[patent_app_date] => 2018-07-27
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/048201 | Rocker arm arrangement | Jul 26, 2018 | Issued |
Array
(
[id] => 15884079
[patent_doc_number] => 10648372
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2020-05-12
[patent_title] => Sliding cam system
[patent_app_type] => utility
[patent_app_number] => 16/045479
[patent_app_country] => US
[patent_app_date] => 2018-07-25
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/045479 | Sliding cam system | Jul 24, 2018 | Issued |
Array
(
[id] => 13872367
[patent_doc_number] => 20190032524
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-31
[patent_title] => SLIDING CAM SYSTEM AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE
[patent_app_type] => utility
[patent_app_number] => 16/045495
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/045495 | Sliding cam system and method for operating an internal combustion engine | Jul 24, 2018 | Issued |
Array
(
[id] => 14911811
[patent_doc_number] => 10427206
[patent_country] => US
[patent_kind] => B1
[patent_issue_date] => 2019-10-01
[patent_title] => Stamping groove for target wheel
[patent_app_type] => utility
[patent_app_number] => 16/023955
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/023955 | Stamping groove for target wheel | Jun 28, 2018 | Issued |
Array
(
[id] => 13779729
[patent_doc_number] => 20190003403
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2019-01-03
[patent_title] => Throttle Actuator Position Verification
[patent_app_type] => utility
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[patent_app_country] => US
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[rel_patent_id] =>[rel_patent_doc_number] =>) 16/018513 | Throttle actuator position verification | Jun 25, 2018 | Issued |
Array
(
[id] => 13463395
[patent_doc_number] => 20180283240
[patent_country] => US
[patent_kind] => A1
[patent_issue_date] => 2018-10-04
[patent_title] => VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE
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Array
(
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[patent_issue_date] => 2020-05-05
[patent_title] => Valve drive for an internal combustion engine
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Array
(
[id] => 13463399
[patent_doc_number] => 20180283242
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[patent_issue_date] => 2018-10-04
[patent_title] => Variable Valve Gear with Braking Cams
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Array
(
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[patent_title] => VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE
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Array
(
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[patent_title] => Control device of internal-combustion engine
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Array
(
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[patent_title] => INTERNAL COMBUSTION ENGINE COMPRISING A VALVE TRAIN WITH VALVE SPRINGS AND METHOD FOR MOUNTING SUCH A VALVE SPRING
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[rel_patent_id] =>[rel_patent_doc_number] =>) 15/934506 | Internal combustion engine comprising a valve train with valve springs and method for mounting such a valve spring | Mar 22, 2018 | Issued |
Array
(
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[patent_title] => Internal combustion engine of saddle riding vehicle
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