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Changzhou, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Overturning and tensioning mechanism for convertible soft top of ve...
Patent number
11,919,377
Issue date
Mar 5, 2024
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Foldable support structure for soft high top of pickup truck
Patent number
11,820,213
Issue date
Nov 21, 2023
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Locking structure for a truck bed cover and a truck
Patent number
11,623,503
Issue date
Apr 11, 2023
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Soft tonneau cover with supporting cross bar
Patent number
11,427,059
Issue date
Aug 30, 2022
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Truck bed cover locking device, truck bed and truck
Patent number
11,180,011
Issue date
Nov 23, 2021
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Truck bed cover locking device, truck bed and truck
Patent number
11,148,512
Issue date
Oct 19, 2021
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Watertight side-rail for tonneau cover
Patent number
D918120
Issue date
May 4, 2021
Hang Shi
D12 - Transportation
Information
Patent Grant
Tonneau cover side-rail locking device
Patent number
D915267
Issue date
Apr 6, 2021
Hang Shi
D12 - Transportation
Information
Patent Grant
Carriage covering lock
Patent number
D907563
Issue date
Jan 12, 2021
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang Shi
D12 - Transportation
Information
Patent Grant
Tonneau cover internal frame mounting system
Patent number
9,610,831
Issue date
Apr 4, 2017
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Folding tonneau cover system secondary hinge assembly
Patent number
9,421,850
Issue date
Aug 23, 2016
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Lock and roll up tonneau cover method
Patent number
8,678,469
Issue date
Mar 25, 2014
Vehicle Enhancement Labs
Shi Hang
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Multi-layer hardtop structure, cover assembly, end support mechanis...
Publication number
20240326568
Publication date
Oct 3, 2024
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
FOLDABLE SUPPORT STRUCTURE FOR SOFT HIGH TOP OF PICKUP TRUCK
Publication number
20230294494
Publication date
Sep 21, 2023
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
OVERTURNING AND TENSIONING MECHANISM FOR CONVERTIBLE SOFT TOP OF VE...
Publication number
20230234431
Publication date
Jul 27, 2023
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
LOCKING STRUCTURE FOR A TRUCK BED COVER AND A TRUCK
Publication number
20210213814
Publication date
Jul 15, 2021
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
TRUCK BED COVER LOCKING DEVICE, TRUCK BED AND TRUCK
Publication number
20210031605
Publication date
Feb 4, 2021
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER LATCH AND SIDE RAIL SYSTEM
Publication number
20200324633
Publication date
Oct 15, 2020
Changzhou Sunwood International Trading Co. Ltd.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
TRUCK BED COVER LOCKING DEVICE, TRUCK BED AND TRUCK
Publication number
20200324632
Publication date
Oct 15, 2020
CHANGZHOU SUNWOOD INTERNATIONAL TRADING CO., LTD.
Hang SHI
B60 - VEHICLES IN GENERAL
Information
Patent Application
SOFT TONNEAU COVER WITH SUPPORTING CROSS BAR
Publication number
20200039337
Publication date
Feb 6, 2020
Changzhou Sunwood International Trading Co. Ltd.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER WITH WATERTIGHT AND FLAT-SURFACE HINGES
Publication number
20180147926
Publication date
May 31, 2018
Changzhou Sunwood International Trading Co. Ltd.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER HIDDEN SNAP SYSTEM
Publication number
20160107515
Publication date
Apr 21, 2016
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER INTERNAL FRAME MOUNTING SYSTEM
Publication number
20150329149
Publication date
Nov 19, 2015
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER LATCHING SYSTEM
Publication number
20150145277
Publication date
May 28, 2015
SUNWOOD INDUSTRIES CO., LTD.
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
FOLDING TONNEAU COVER SYSTEM SECONDARY HINGE ASSEMBLY
Publication number
20150054300
Publication date
Feb 26, 2015
Hang Shi
B60 - VEHICLES IN GENERAL
Information
Patent Application
LOCK AND ROLL UP TONNEAU COVER METHOD
Publication number
20130328347
Publication date
Dec 12, 2013
Shi Hang
B60 - VEHICLES IN GENERAL
Information
Patent Application
TONNEAU COVER LOCKING CLAMPING METHOD AND APPARATUS
Publication number
20130307287
Publication date
Nov 21, 2013
Shi Hang
B60 - VEHICLES IN GENERAL