Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5024893 | Heat-sensitive recording medium | Kazuyuki Hanada, Iwao Misaizu, Masashi Kashimura, Tomoko Goto, Katsumi Kuriyama | 1991-06-18 |
| 4972855 | Shredded tobacco leaf pellets, production process thereof and cigarette-like snuffs | Katsumi Kuriyama, Shigeru Ogawa, Mizuho Ohtomo, Tadashi Saito | 1990-11-27 |
| 4942212 | Polyurethane resin and heat-sensitive recording medium | Kazuyuki Hanada, Iwao Misaizu, Masashi Kashimura, Tomoko Goto, Katsumi Kuriyama | 1990-07-17 |