Jie Ren

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Nanjing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rolling ring shrink fitting tool for rotary equipment
- Patent number 11,926,004
- Issue date Mar 12, 2024
- ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD
- Le Li
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Assembling device for rotating joint of rotary drying equipment
- Patent number 11,794,291
- Issue date Oct 24, 2023
- ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD
- Yigui Wang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hand-held electric power tool
- Patent number 11,090,795
- Issue date Aug 17, 2021
- Nanjing Chervon Industry Co., Ltd.
- Jie Ren
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ROLLING RING SHRINK FITTING TOOL FOR ROTARY EQUIPMENT
- Publication number 20240091892
- Publication date Mar 21, 2024
- ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD
- Le LI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ASSEMBLING DEVICE FOR ROTATING JOINT OF ROTARY DRYING EQUIPMENT
- Publication number 20230347458
- Publication date Nov 2, 2023
- ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD
- Yigui WANG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HAND-HELD ELECTRIC POWER TOOL
- Publication number 20190210207
- Publication date Jul 11, 2019
- Nanjing Chervon Industry Co., Ltd.
- Jie Ren
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS