Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5113520 | Data processor enabling prioritizing of concurrent tasks | Keiichi Hirata, Tomohiro Ban, Atsuko Kawasumi, Kazuko Nakagawa, Yukimi Mizutani | 1992-05-12 |
| 4954956 | Data processing apparatus having function of providing helpful information after excessive time lapse from last input operation | Kiyoshi Yamakawa, Yoshio Sugiura | 1990-09-04 |
| 4863296 | Information processing apparatus | Kiyoshi Yamakawa, Yoshio Sugiura | 1989-09-05 |