Cheng-kung Cheng

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Artificial knee joint
- Patent number 9,554,911
- Issue date Jan 31, 2017
- BEIJING NATON TECHNOLOGY GROUP CO., LTD
- Tiebing Qu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Artificial disc
- Patent number 8,974,529
- Issue date Mar 10, 2015
- Beijing Naton Technology Group Co.
- Cheng-kung Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
ARTIFICIAL KNEE JOINT
- Publication number 20170007412
- Publication date Jan 12, 2017
- BEIJING NATON TECHNOLOGY GROUP CO., LTD.
- Tiebing Qu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ARTIFICIAL KNEE JOINT
- Publication number 20150134067
- Publication date May 14, 2015
- Tiebing Qu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ARTIFICIAL DISC
- Publication number 20120095562
- Publication date Apr 19, 2012
- BEIJING NATON TECHNOLOGY GROUP CO., LTD.
- Cheng-kung Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
FEMORAL STEM AND ITS TOTAL HIP PROSTHESIS
- Publication number 20100286792
- Publication date Nov 11, 2010
- NATON INVESTMENT CO., LTD
- Yan Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE