Issued Patents All Time
Showing 101–104 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084672 | Multi-point probe assembly for testing electronic device | Harunobu Ikeuchi, Miyoshi Okumura, Yutaka Okumura | 1992-01-28 |
| 5073427 | Substrate of optical disc | Yoshinori Suga, Eiji Tanaka, Satoshi Kato | 1991-12-17 |
| 4954685 | Heating furnace for semiconductor wafers | Hiromi Kumagai, Yoshio Imai | 1990-09-04 |
| 4890288 | Light quantity control device | Toshihiko Inuyama, Junichi Kimizuka, Akihisa Kusano, Takashi Soya | 1989-12-26 |