Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691556 | Step-up semiconductor integrated circuit and electronic equipment using the semiconductor integrated circuit | Hiroshi Takahashi, Hiroshi Odagiri, Katsuhiro Horiguchi | 1997-11-25 |
| 5672906 | Semiconductor device having defects of deep level generated by electron beam irradiation in a semiconductor substrate | Takao Akiba, Koju Nonaka, Masaaki Kamiya, Hitomi Watanabe | 1997-09-30 |
| 5656829 | Semiconductor light emitting diode | Yasuyuki Sakaguchi, Sigemasa Nakamura, Yasuo Hosokawa | 1997-08-12 |