Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436596 | Quality control method for a planographic printing plate | Koichiro Aono, Ikuo Kawauchi | 2002-08-20 |
| 5232813 | PS plate for use in making lithographic printing plate requiring no dampening water utilizing irradiation cured primer layer containing polyurethane resin and diazonium salt polycondensate photopolymerizable light-sensitive layer and silicone rubber layer | Nobuyuki Kita | 1993-08-03 |
| 5126228 | PS plate for use in making lithographic printing plate requiring no dampening water | Tatsuji Higashi, Yoshihiko Urabe, Nobuyuki Kita | 1992-06-30 |