Issued Patents All Time
Showing 76–83 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789879 | Copier for composite copying with automatic magnification adjusting means | — | 1988-12-06 |
| 4691223 | Semiconductor device having high breakdown voltage | Teruyuki Kagami, Tsutomu Yatsuo, Masaaki Takahashi | 1987-09-01 |
| 4673218 | Tunnel excavation method | Hiroo Honda | 1987-06-16 |
| 4666336 | Method of and apparatus for building thin lining on tunnel | Satoshi Fujita | 1987-05-19 |
| 4617080 | Film laminating apparatus | Youichi Kobayashi | 1986-10-14 |
| 4514747 | Field controlled thyristor with double-diffused source region | Kenji Miyata, Yoshio Terasawa, Saburo Oikawa, Masahiro Okamura | 1985-04-30 |
| 4354121 | Field controlled thyristor control circuit with additional FCT in reverse bias circuit | Yoshio Terasawa, Kenji Miyata, Saburo Oikawa, Masahiro Okamura, Takuzo Ogawa | 1982-10-12 |
| 4329772 | Method for manufacturing a semiconductor device utilizing selective epitaxial growth and post heat treating | Saburo Oikawa, Yoshio Terasawa | 1982-05-18 |