Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9448244 | Compound, and method for measuring iron concentration by using novel compound as chelate color former | Yoshikazu Fujita, Toshinari Ohashi, Naoyuki Yamamoto, Takashi Takagaki | 2016-09-20 |
| 8921124 | Pyrazole-based cyanine dye | Matsuhiro Date, Naoyuki Yamamoto | 2014-12-30 |
| 8546586 | Pyrazole-based cyanine dye containing quaternary ammonium cation | Naoyuki Yamamoto, Tatsuo Kurosawa, Matsuhiro Date | 2013-10-01 |