Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399511 | Method of manufacturing a hetero bipolar transistor | Shin-ichi Taka, Kouji Kimura, Hiroshi Naruse | 1995-03-21 |
| 5365090 | Hetero bipolar transistor and method of manufacturing the same | Shin-ichi Taka, Kouji Kimura, Hiroshi Naruse | 1994-11-15 |
| 5127989 | Method of forming a thin film pattern with a trapezoidal cross section | Hiroshi Haraguchi, Hitoshi Tsuji, Yasuto Otani | 1992-07-07 |
| 4542400 | Semiconductor device with multi-layered structure | Shunichi Hiraki, Yutaka Koshino, Toshio Yonezawa | 1985-09-17 |
| 4521256 | Method of making integrated devices having long and short minority carrier lifetimes | Shunichi Hiraki, Hiroshi Kinoshita, Shigeo Koguchi, Toshio Yonezawa | 1985-06-04 |
| 4485393 | Semiconductor device with selective nitride layer over channel stop | Shunichi Hiraki, Toshio Yonezawa | 1984-11-27 |
| 4379726 | Method of manufacturing semiconductor device utilizing outdiffusion and epitaxial deposition | Shunichi Hiraki, Toshio Yonezawa | 1983-04-12 |
| 4240096 | Fluorine-doped P type silicon | Shunichi Hiraki, Masaharu Aoyama, Toshio Yonezawa | 1980-12-16 |