KN

Koichi Numata

SO Sony: 9 patents #4,874 of 25,231Top 20%
TO Toyota: 8 patents #3,629 of 26,838Top 15%
MC Mitsui Mining & Smelting Co.: 6 patents #80 of 838Top 10%
DL Daito Electric Machine Industry Company Limited: 5 patents #4 of 17Top 25%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #139,367 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5805552 Disc cartridge loading apparatus Toshimasa Tozune 1998-09-08
5738456 Printer device Makoto Tanahashi, Takahiro Tsuge 1998-04-14
5625612 Disc cartridge loading apparatus Toshimasa Tozune 1997-04-29