Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4747154 | Image data expanding and/or contracting method and apparatus | Kazufumi Suzuki, Katsura Kawakami, Shigeo Shimazaki, Yuetsu Ochiai, Hiroaki Kotera | 1988-05-24 |
| 4602346 | Method and apparatus for processing image data using sum and subtract operations | Katsura Kawakami, Shigeo Shimazaki | 1986-07-22 |