Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680229 | Photoelectric conversion apparatus with band gap variation in the thickness direction | Masato Yamanobe, Takayuki Ishii, Toshihiro Saika, Isao Kobayashi | 1997-10-21 |
| 5591963 | Photoelectric conversion device with dual insulating layer | Hidemasa Mizutani, Noriyuki Kaifu, Isao Kobayashi | 1997-01-07 |