Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5736298 | Water developable photosensitive resin composition | Katsuo Koshimura, Takayoshi Tanabe, Hozumi Sato, Takashi Nishioka | 1998-04-07 |
| 4397994 | High vinyl polybutadiene or styrene-butadiene copolymer | Yasumasa Takeuchi, Yoshito Yoshimura, Mitsuhiko Sakakibara, Akira Tsuji | 1983-08-09 |
| 4367325 | Styrene-butadiene random copolymer and process for the production thereof | Yasumasa Takeuchi, Mitsuhiko Sakakibara, Funio Tsutsumi | 1983-01-04 |
| 4340685 | Process for preparing polybutadiene having a 1,2-configuration content of 5-40% and a cis-1,4-configuration content of 60% or more | Yasumasa Takeuchi, Yutaka Obata, Tooru Shibata, Kaoru Nakako | 1982-07-20 |
| 4304885 | Polybutadiene rubber compositions | Toshio Omori, Yutaka Obata | 1981-12-08 |
| 4255543 | Process for the preparation of 1,2-polybutadiene | Kenya Makino, Toshio Miyabayashi, Yasumasa Takeuchi | 1981-03-10 |