Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326055 | Method for bleaching teeth and bleaching agent for teeth | Shin Yamaguchi, Keisuke Ikushima, Shoji Akahane, Koyu Aoki, Takeshi Morikawa +2 more | 2008-02-05 |
| 7250155 | Dental bleaching agent kit and the method for bleaching teeth | Shin Yamaguchi, Keisuke Ikushima, Shoji Akahane, Koyu Aoki, Takeshi Morikawa +2 more | 2007-07-31 |
| 6756421 | Dental glass ionomer cement composition | Atsuhiro Todo, Kaori Okada, Kazuo Hirota | 2004-06-29 |
| 6642286 | Resin composition for soft relining material | Mizuki Nakayama, Tomohiro Kumagai | 2003-11-04 |
| 6593396 | Denture adhesive | Hiroaki Muramatsu | 2003-07-15 |
| 6461161 | Tooth surface treatment method | Hien Quoc Ngo, Geoffrey M. Knight, Graham Craig | 2002-10-08 |
| 6136881 | Photocuring resin composition for orthodontics | Shunji Sugano | 2000-10-24 |