Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4904934 | Testing apparatus for semiconductor devices | Ryouji Nishihashi, Kiyoji Imanaka, Hidekazu Iwasaki | 1990-02-27 |
| 4714501 | Method for thermal treatment of alloy for heat transfer pipes | Kazuo Yamanaka, Hiroo Nagano, Takao Minami, Yaautaka Okada, Mamoru Inoue +5 more | 1987-12-22 |
| 4710237 | Method for thermal treatment of nickel based alloy materials | Toshio Yonezawa, Nobuya Sasaguri, Kichiro Onimura, Hiroshi Susukida, Hiroo Nagano +4 more | 1987-12-01 |