Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657459 | Data input pen-based information processing apparatus | Ryozo Yanagisawa, Eisaku Tatsumi, Atsushi Tanaka, Noriyuki Suzuki, Yuichiro Yoshimura +5 more | 1997-08-12 |
| 5644653 | Information processing apparatus and control method thereof having user character recognition | Shinichi Sunakawa, Eisaku Tatsumi, Noriyuki Suzuki, Katsuhiko Nagasaki | 1997-07-01 |
| 5600228 | Power managing apparatus and method | Kazuhiro Matsubayashi, Eisaku Tatsumi, Shigeki Mori, Shinichi Sunakawa, Takashi Harada +1 more | 1997-02-04 |
| 5598150 | Polling communication system | Noriyuki Suzuki, Eisaku Tatsumi, Shinichi Sunakawa, Katsuhiko Nagasaki | 1997-01-28 |