Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8633254 | Preparation of gels derived from carboxymethyl cellulose alkali metal salt | Machiko Takigami, Haruyo Amada, Toshiaki Yagi, Masao Tamada, Noboru Kasai +2 more | 2014-01-21 |
| 8586366 | Gel for radiation dosimeter and radiation dosimeter which uses the same | Akihiro Hiroki, Masao Tamada, Takuji Kojima, Yuichi Sato, Akio Ohta +2 more | 2013-11-19 |
| 8481719 | Method of manufacturing gel using polysaccharides as raw materials | Toshiaki Yagi, Akihiro Hiroki, Masao Tamada, Charito T. Aranilla | 2013-07-09 |
| 8481718 | Method of manufacturing gel using polysaccharides as raw materials | Toshiaki Yagi, Akihiro Hiroki, Masao Tamada, Charito T. Aranilla | 2013-07-09 |
| 8288496 | Contact lens and its manufacturing method | Toshihiro Sato, Akihiro Hiroki, Masao Tamada | 2012-10-16 |
| 7307157 | Process for producing chitin derivatives and/or chitosan derivatives having a crosslinked structure | Fumio Yoshii, Tamikazu Kume, Hiroshi Mitomo | 2007-12-11 |
| 6117815 | Plant growth promoter | Keizo Makuuchi, Fumio Yoshii, Tamikazu Kume, Quoc Hien Nguyen | 2000-09-12 |