Ruqian Zhang

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Driver tool
- Patent number 9,962,815
- Issue date May 8, 2018
- Ruqian Zhang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Adjustable wrench
- Patent number 9,469,018
- Issue date Oct 18, 2016
- Toolrieh Imp & Exp. Co., Ltd.
- Ruqian Zhang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
PIVOTING PRYBAR HEAD
- Publication number 20190084817
- Publication date Mar 21, 2019
- TOOLRICH IMP. & EXP. CO., LTD.
- RUQIAN ZHANG
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Driver Tool
- Publication number 20170259408
- Publication date Sep 14, 2017
- TOOLRICH IMP. & EXP. CO., LTD.
- Ruqian Zhang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Adjustable Wrench
- Publication number 20150375374
- Publication date Dec 31, 2015
- Ruqian Zhang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS