Ki Up Cha

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for designing rifling rate to increase lifespa...
- Patent number 10,823,521
- Issue date Nov 3, 2020
- Agency for Defense Development
- Seil An
- F41 - WEAPONS
Information Patent Grant
Rifling angle calculating method
- Patent number 8,635,797
- Issue date Jan 28, 2014
- Agency for Defense Development
- Ki Up Cha
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR DESIGNING RIFLING RATE TO INCREASE LIFESPA...
- Publication number 20200149835
- Publication date May 14, 2020
- AGENCY FOR DEFENSE DEVELOPMENT
- Seil AN
- F41 - WEAPONS
Information Patent Application
Rifling Angle Calculating Method
- Publication number 20120192475
- Publication date Aug 2, 2012
- Ki Up Cha
- F41 - WEAPONS