Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840622 | Azo dye composition and method for producing same | Junichi Miyadai | 2017-12-12 |
| 7759504 | Triarylamine derivative | Keizo Kimura, Osamu Uchida | 2010-07-20 |
| 7473802 | Method of producing near-infrared absorbing dye compound | Keizo Kimura, Osamu Uchida, Katsuyoshi Yamakawa | 2009-01-06 |
| 7217839 | Method of producing near-infrared absorbing dye compound | Keizo Kimura, Katsuyoshi Yamakawa | 2007-05-15 |