Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804730 | Process for producing an aliphatic polyester by polymerizing dicarboxylic acid and glycol in the presence of phosphorus or silicon-phosphorus compound acid acceptor and halogenated organic compound | — | 1989-02-14 |
| 4778873 | Polycondensation catalyst | — | 1988-10-18 |
| 4687831 | Antithrombogenic synthetic elastomer and process of preparation thereof | Kohei Sanui, Nobuhiko Yui, Kazuhiko Nojima, Kazunori Kataoka, Teruo Okano +1 more | 1987-08-18 |
| 4668762 | Polycondensation catalyst | — | 1987-05-26 |
| 4556619 | Negative-type acetalized polyvinyl alcohol resist sensitive to ionizing radiation | Kohei Sanui, Chiaki Azuma, Hozumi Tanaka, Kiyoshi Oguchi, Yoichi Takahashi +1 more | 1985-12-03 |