Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643522 | Polymer composition containing diarylamine-based compound | Mitsuru Sugawara, Satoshi Kiriki | 2023-05-09 |
| 11254802 | Diarylamine-based compound, anti-aging agent, and polymer composition | Mitsuru Sugawara, Satoshi Kiriki | 2022-02-22 |
| 9163136 | Nitrile rubber composition and cross-linked rubber | Masato Sakamoto, Tomonori Nakashima, Masanobu Shinohara | 2015-10-20 |
| 8927640 | Nitrile copolymer latex composition and nitrile copolymer rubber composition | Akira Tsukada, Chikara Katano | 2015-01-06 |
| 8648137 | Nitrile copolymer latex composition and nitrile copolymer rubber composition | Akira Tsukada, Chikara Katano | 2014-02-11 |