Kwangmoon Choi

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Helmet
- Patent number 8,091,149
- Issue date Jan 10, 2012
- HJC Co., Ltd.
- Kwangmoon Choi
- A42 - HEADWEAR

Patents Applicationslast 30 patents

Information Patent Application
Helmet with voice-activated route guidance system
- Publication number 20100138145
- Publication date Jun 3, 2010
- HJC CO., LTD.
- Kwangmoon Choi
- A42 - HEADWEAR
Information Patent Application
Helmet
- Publication number 20090183302
- Publication date Jul 23, 2009
- HJC Co. Ltd.
- Kwangmoon Choi
- A42 - HEADWEAR