Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4602866 | Exposure device for platemaking apparatus | Tamio Iwamoto, Takeo Kadoi, Seiichi Honma, Yousuke Igarashi | 1986-07-29 |
| 4384783 | Fixing device for wet-type electrophotographic copying machines | Youji Koganei, Yousuke Igarashi, Ikuo Ota | 1983-05-24 |
| RE31177 | Apparatus for making plates for printing | Masahiro Kogiso, Hatsuo Oda, Tamio Iwamoto | 1983-03-15 |
| 4239371 | Electrophotographic copying machines | Yousuke Igarashi, Shuichi Kudo, Yasuyuki YOKOYAMA, Masanori Kai | 1980-12-16 |