Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8022139 | Polylactic acid composition | Toyoaki Kurihara, Kenichi Hamada, Akiko Ide, Eiji Iwasa, Yoshihiro Morishita +1 more | 2011-09-20 |
| 6500776 | Blanket substrate and blanket | Toshihiro Hamada, Nobuyoshi Takai, Kunihiro Shiraki | 2002-12-31 |
| 6319601 | Polyvinyl alcohol based fibers | Tetsuo Nishizaki, Toshihiro Hamada, Kiyohiko Sho | 2001-11-20 |
| 5448133 | Flat panel field emission display device with a reflector layer | — | 1995-09-05 |
| 5442255 | Electron emitting device | Reiko Imamoto | 1995-08-15 |
| 5094925 | Opto-magnetic recording medium | Tkeo Takase | 1992-03-10 |
| 5095350 | Magneto-optic memory medium | Kenji Ohta, Akira Takahashi, Hiroyuki Katayama, Tomoyuki Miyake, Junichiro Nakayama | 1992-03-10 |