SN

Seiichi Nishikawa

TO Toyota: 14 patents #1,948 of 26,838Top 8%
AI Aisin-Warner: 12 patents #15 of 98Top 20%
Dai Nippon Printing Co.: 7 patents #325 of 2,222Top 15%
DI Dai Nippon Insatsu: 3 patents #90 of 371Top 25%
📍 Koganei, JP: #25 of 449 inventorsTop 6%
Overall (All Time): #139,937 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4469206 Hydraulically-operated frictional engagement device Jiro Motomura, Kazuaki Watanabe 1984-09-04
4376006 Magnetic recording structure Makoto Honda 1983-03-08
4315145 Magnetic recording structure Makoto Honda 1982-02-09