YI

Yoshitomo Ishikawa

Mazda Motor: 1 patents #2,563 of 4,755Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Kure, JP: #307 of 736 inventorsTop 45%
Overall (All Time): #2,203,044 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6573467 Switch contact structure Kiyoshi Nakanishi, Takao Monden 2003-06-03
4951386 Apparatus for disassembling bearing caps and assembling metals Katashi Itano, Toshikazu Shirai, Yoji Nakao 1990-08-28