Yasuhiro Ushiyama

Follow

Person

Furujin-machi, Takamatsu-City, Kagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Loop transfer game device
- Patent number 4,957,292
- Issue date Sep 18, 1990
- Yasuhiro Ushiyama
- A63 - SPORTS GAMES AMUSEMENTS