YI

Yukihiro Ishihara

Sumitomo Electric Industries: 2 patents #504 of 3,352Top 20%
📍 Kaizuka, JP: #2 of 4 inventorsTop 50%
Overall (2002): #33,814 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6388212 Push and rotary operating type electronic component Masaki Sawada, Tamotsu Yamamoto, Hiroto Inoue 2002-05-14
6340801 Rotary encoder and multi-operational electronic component using the same Tetsuya Fukuda, Takahiro Nishimura, Jun Sato, Koji Ono, Takumi Nishimoto +1 more 2002-01-22