Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5376392 | Food packaging bag | Shigeyoshi Ikegami, Hisashi Kojyoh, Iu Uchida, Tadayoshi Yamazaki | 1994-12-27 |
| 5229634 | Vertical power MOSFET | Minoru Yoshioka, Mitsuo Matsunami, Hideyuki Tsuji | 1993-07-20 |
| 5223446 | Semiconductor device with a photodetector switching device grown on a recrystallized monocrystal silicon film | Shinji Toyoyama, Masayoshi Koba | 1993-06-29 |
| 5144395 | Optically driven semiconductor device | Kazumasa Kioi, Mituo Matunami, Tukasa Doi, Minoru Yoshioka, Masayoshi Koba | 1992-09-01 |
| 5105090 | Semiconductor device with a photodetector switching device | Shinji Toyoyama, Masayoshi Koba | 1992-04-14 |
| 4801351 | Method of manufacturing monocrystalline thin-film | Katunobu Awane, Masayoshi Koba, Masashi Maekawa | 1989-01-31 |