Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11216032 | Information reading apparatus | Takao Ushijima, Makoto Ootake, Keiichiro Yamamoto, Masaru Hashimoto | 2022-01-04 |
| 5223890 | Image projecting apparatus provided with film carrier allowing selective loading of roll film and sheet film | Kenjiro Ishii | 1993-06-29 |
| 5153638 | Image projection apparatus and the method of driving the zoom lens | — | 1992-10-06 |
| 5140363 | Image projector | Yasuhide Kokura | 1992-08-18 |
| 5065179 | Microfilm reader-printer | Hajime Otsuki, Kenjiro Ishii, Yasuhide Kokura | 1991-11-12 |
| 5049923 | Microfilm reader/printer | — | 1991-09-17 |
| 4903076 | Image forming apparatus having stationary upper unit and pivotable lower unit | — | 1990-02-20 |