Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703666 | Electroluminescent device for illuminating a liquid crystal display | Toshihiro Saika, Noriyuki Kaifu, Toshio Kameshima | 1997-12-30 |
| 5616944 | Diode and semiconductor device having a controlled intrinsic or low impurity concentration region between opposite conductivity type semiconductor regions | Toru Koizumi | 1997-04-01 |
| 5591963 | Photoelectric conversion device with dual insulating layer | Shinichi Takeda, Noriyuki Kaifu, Isao Kobayashi | 1997-01-07 |