Hiroshi Tachibana

Shimano: 8 patents #186 of 759Top 25%

KA Kaneka: 3 patents #437 of 1,525Top 30%

TS Taiyo Nippon Sanso: 3 patents #31 of 203Top 20%

RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%

Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%

SO Sony: 2 patents #12,963 of 25,231Top 55%

NS Nippon Sanso: 2 patents #72 of 243Top 30%

TW Tamura Electric Works: 1 patents #38 of 88Top 45%

Overall (All Time): #152,365 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #	Title	Co-Inventors	Date
4995497	Coin discrimination apparatus	Osamu Kai, Masaaki Tsukada	1991-02-26