Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053311 | Direct planographic printing plate requiring no dampening | Fumikatsu Makino | 1991-10-01 |
| RE30670 | Dry planographic printing plate | Yuh Ezumi, Masaharu Kobayashi, Takashi Kubota | 1981-07-07 |