Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4585529 | Method for producing a metal lithographic plate | Katsumi Kanda, Keiji Yamane, Yoshikazu Kondo | 1986-04-29 |
| 4445998 | Method for producing a steel lithographic plate | Katsumi Kanda, Keiji Yamane, Yoshikazu Kondo | 1984-05-01 |