Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12139615 | Method for producing halogenated zinc phthalocyanine pigment | Keisuke Sakamoto, Kentaro Oishi, Mayumi Tokuoka, Katsunori Shimada | 2024-11-12 | $28,491,000 |
| 11976199 | Halogenated zinc phthalocyanine pigment for color filter and method for producing halogenated zinc phthalocyanine pigment for color filter | Keisuke Sakamoto, Kentaro Oishi, Mayumi Tokuoka, Katsunori Shimada, Keisuke Fujisawa | 2024-05-07 | $26,756,000 |
| 8420860 | Compound and color filter | Hitoshi Kondou, Shougo Yamada, Katsunori Shimada | 2013-04-16 | |
| 8404894 | Compound and color filter | Hitoshi Kondou, Shougo Yamada, Katsunori Shimada | 2013-03-26 |