Wei-zhong Yin

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Suzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Circular stapler with an automatic safety mechanism
- Patent number 7,900,806
- Issue date Mar 8, 2011
- Suzhou Touchstone International Medical Science Co., Ltd
- Wang-dong Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Rotatable stapling head of a surgical stapler
- Patent number 7,770,776
- Issue date Aug 10, 2010
- Suzhou Touchstone International Medical Science Co., Ltd
- Wang-dong Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
ATX INHIBITOR, AND PREPARATION METHOD THEREFOR AND USE THEREOF
- Publication number 20230295159
- Publication date Sep 21, 2023
- SUZHOU ARK BIOPHARMACEUTICAL CO., LTD.
- Cheng PENG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS AND APPLICATION OF CLASS OF RESPIRATORY SYNCYTIAL VIRUS I...
- Publication number 20230090060
- Publication date Mar 23, 2023
- SUZHOU ARK BIOPHARMACEUTICAL CO., LTD.
- Cheng PENG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
A CIRCULAR STAPLER WITH AN AUTOMATIC SAFETY MECHANISM
- Publication number 20100059571
- Publication date Mar 11, 2010
- Suzhou Touchstone International Medical Science Co LTD.
- Wang-dong CHEN
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Rotatable Stapling Head Of A Surgical Stapler
- Publication number 20090001127
- Publication date Jan 1, 2009
- Wang-dong Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE