Zhi Cheng Chen

Follow

Person

Foshan, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Walkers and methods of use
- Patent number 9,877,889
- Issue date Jan 30, 2018
- Bdark Holdings Ltd.
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Walkers and methods of use
- Patent number 9,687,411
- Issue date Jun 27, 2017
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Walkers and methods of use
- Patent number 9,381,132
- Issue date Jul 5, 2016
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
WALKERS AND METHODS OF USE
- Publication number 20170354565
- Publication date Dec 14, 2017
- Bdark Holdings Ltd.
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
WALKERS AND METHODS OF USE
- Publication number 20160310346
- Publication date Oct 27, 2016
- Bdark Holdings Ltd.
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
WALKERS AND METHODS OF USE
- Publication number 20150173994
- Publication date Jun 25, 2015
- Artisan of Canada, Ltd.
- Zhi Cheng Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE