Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637336 | Method for producing printing plate, reusing method for printing plate, and printing machine | Hitoshi Isono, Hiroaki Ikeda | 2003-10-28 |
| 6564713 | Printing plate, method for producing printing plate, reusing method for printing plate, and printing machine | Toyofumi Shimada, Hitoshi Isono | 2003-05-20 |