Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786738 | Method for production of maleimides | Kentaro Sakamoto, Masao Baba, Atsushi Okubo | 1988-11-22 |
| 4780546 | Method for production of N-phenyl and N-cyclohexyl maleimides | Kentaro Sakamoto, Masao Baba, Atsushi Okubo | 1988-10-25 |
| 4623734 | Method for production of maleimides | Kentaro Sakamoto, Masao Baba, Atsushi Okubo | 1986-11-18 |
| 4436922 | Method for manufacture of high-purity phthalic anhydride | Kentaro Sakamoto, Takahisa Sato | 1984-03-13 |