DuckSang Yoo

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Golf putting practice machine having laser pointer
- Patent number 9,320,958
- Issue date Apr 26, 2016
- DuckSang Yoo
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
GOLF PUTTING PRACTICE MACHINE HAVING LASER POINTER
- Publication number 20150182838
- Publication date Jul 2, 2015
- DuckSang Yoo
- A63 - SPORTS GAMES AMUSEMENTS