Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4410716 | Dibenzo[a,d]cycloheptene derivatives and process for production thereof | Tetsutaro Hayasaka, Kuniro Saito, Sen-ichi Narita, Takao Goto, Shin-ichi Yamada +1 more | 1983-10-18 |
| 4379892 | Method for prevention of loss of transparency of polyarylene ester blends | Katsuzi Ueno, Takashi Maruyama, Haruo Suzuki | 1983-04-12 |
| 4315088 | Process for producing .alpha.-olefin polymer | Sadao Kitagawa, Isao Okada | 1982-02-09 |
| 4237254 | Process for producing olefin polymers | Sadao Kitagawa, Isao Okada, Shoichi Masukawa, Yoshihisa Watanabe, Makoto Imanari | 1980-12-02 |
| 4189549 | Polyester resin composition | Hiroomi Matsunaga, Yukikazu Uemura, Hiroshi Ishida | 1980-02-19 |