Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4967027 | Method of inhibiting polymerization of styrenes | Hideyuki Takahashi, Shohei Suzuki, Tomohiko Takahama, Yoshikazu Higaki, Karl Trukenbrod | 1990-10-30 |
| 4605742 | Process for the production of piperidine | Shoichiro Mori, Ryozo Hamana, Yutaka Nomura | 1986-08-12 |
| 4598159 | Process for producing furfurylamine and/or tetrahydrofurfurylamine | Tadashi Ayusawa, Shoichiro Mori, Ryozo Hamana | 1986-07-01 |
| 4568778 | Process for producing tert-amylphenols | Makoto Imanari, Hiroshi Iwane, Takahiro Sugawara, Tadashi Ayusawa | 1986-02-04 |
| 4544749 | Process for production of piperidine | Tadashi Ayusawa, Ryozo Hamana | 1985-10-01 |
| 4479017 | Process for producing ether compounds by catalytic hydrogenolysis | Tadashi Ayusawa, Yutaka Nomura | 1984-10-23 |