Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5118487 | Process for producing chlorosulfonyl isocyanate | Akira Nakamura, Matsuo Ono, Hideo Shirakawa, Shizuo Noguchi, Hirozo Segawa | 1992-06-02 |
| 4460403 | 2,3-Dicyano 6 phenyl pyrazine herbicides | Tetsuo Takematsu, Hirozo Segawa, Takamaro Miura, Michio Chatani, Akira Nakamura | 1984-07-17 |
| 4259489 | 2,3-Dicyanopyrazines | Tetsuo Takematsu, Hirozo Segawa, Takamaro Miura, Michio Chatani, Akira Nakamura | 1981-03-31 |