Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878066 | Beam scanner with distortion correction | — | 1989-10-31 |
| 4865448 | Method and aparatus for observing the internal surface of a small hole | Kenzo Akutsu | 1989-09-12 |
| 4853862 | Method and apparatus for controlling air-fuel ratio in an internal combustion engine by corrective feedback control | Taiji Hasegawa | 1989-08-01 |
| 4848914 | Automatic biochemical analysis method and system for measuring absorbancy | — | 1989-07-18 |
| 4847644 | Image formation device | Goro Oda | 1989-07-11 |