Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246478 | Position detector with two timing disks rotating at different speeds | Nagao Mizutani, Tohio Kurihara | 1981-01-20 |
| 4230039 | Drum printer with helically arranged type sets | Nagao Mizutani, Toshio Kurihara, Masao Kunita, Teruo Kinoshita, Makoto Yasunaga | 1980-10-28 |