Jiang Chen

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Power strut with different rotational friction torque
- Patent number 12,078,004
- Issue date Sep 3, 2024
- Magna Automotive Parts (Suzhou) Co., Ltd.
- Guang Chun Li
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Oil return mechanism
- Patent number 9,809,431
- Issue date Nov 7, 2017
- CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD.
- Jiang Chen
- G05 - CONTROLLING REGULATING
Information Patent Grant
Hydraulic jack capable of displaying load and overload warning
- Patent number 8,376,319
- Issue date Feb 19, 2013
- Changshu Tongrun Auto Accessory Co., Ltd.
- Jiang Chen
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Adjustable hydraulic horizontal jack
- Patent number 8,297,595
- Issue date Oct 30, 2012
- Changshu Tongrun Auto Accessory Co., Ltd.
- Min Shen
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
POWER STRUT WITH DIFFERENT ROTATIONAL FRICTION TORQUE
- Publication number 20220251892
- Publication date Aug 11, 2022
- Magna Automotive Parts (Suzhou) Co., Ltd.
- Guang Chun LI
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Oil Return Mechanism
- Publication number 20170036897
- Publication date Feb 9, 2017
- CHANGSHU TONGRUN AUTO ACCESSORY CO., LTD.
- Jiang CHEN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC JACK CAPABLE OF DISPLAYING LOAD AND OVERLOAD WARNING
- Publication number 20110073822
- Publication date Mar 31, 2011
- Jiang Chen
- B66 - HOISTING LIFTING HAULING
Information Patent Application
ADJUSTABLE HYDRAULIC HORIZONTAL JACK
- Publication number 20110062401
- Publication date Mar 17, 2011
- Min Shen
- B66 - HOISTING LIFTING HAULING