Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362972 | Semiconductor device using whiskers | Masamitsu Yazawa, Kenji Hiruma, Toshio Katsuyama, Nobutaka Futigami, Hidetoshi Matsumoto +3 more | 1994-11-08 |
| 5332910 | Semiconductor optical device with nanowhiskers | Keiichi Haraguchi, Kenji Hiruma, Kensuke Ogawa, Toshio Katsuyama, Ken Yamaguchi +4 more | 1994-07-26 |