Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7713599 | Inkjet recording material | Hiroaki Watanabe, Katsuaki Arai, Yasuro Yokota | 2010-05-11 |
| 7147901 | Both-sided ink jet recording sheet | Kunio Kasamatsu, Katsuhiko Kawasaki | 2006-12-12 |