Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889493 | Method of manufacturing the substrate of GaAs compound semiconductor | Yasuo Otsuki | 1989-12-26 |
| 4879470 | Photoelectric converting apparatus having carrier eliminating means | Shigetoshi Sugawa, Nobuyoshi Tanaka, Isamu Ueno | 1989-11-07 |
| 4870266 | Photo signal storing sensor device | Akira Ishizaki, Shigetoshi Sugawa | 1989-09-26 |
| 4866293 | Photoelectric converting apparatus to prevent the outflow of excess carriers | Shigetoshi Sugawa | 1989-09-12 |
| 4816562 | Novel substrate for plasma kallikrein and a method for measuring biological components using the same | Takeshi Nagasawa, Kenji Tani, Katsumasa Kuroiwa | 1989-03-28 |
| 4810896 | Photoelectric conversion device with reduced fixed pattern noises | Nobuyoshi Tanaka, Shigetoshi Sugawa, Hayao Ohzu | 1989-03-07 |