Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335047 | Printing plate making apparatus for two different kinds of masters | Satoshi Okabe, Nobuyoshi Hatori, Toshio Koike, Tamio Iwamoto | 1994-08-02 |
| 4653008 | Method of controlling platemaking positions and errors | Satoshi Hisabayashi, Seiichi Homma, Yousuke Igarashi | 1987-03-24 |
| 4239371 | Electrophotographic copying machines | Yousuke Igarashi, Minehiro Sakata, Shuichi Kudo, Yasuyuki YOKOYAMA | 1980-12-16 |