Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829453 | Apparatus for cataloging and retrieving image data | Yuji Katsuta, Sakuharu Takano | 1989-05-09 |
| 4797946 | Information record/retrieval device | Yuji Katsuta, Sakuharu Takano, Hiroshi Kamada | 1989-01-10 |