Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5710234 | Ortho spiroesters and curable and cured resin compositions of same | Koichi Fujishiro, Kazuhiro Watanabe, Takero Teramoto | 1998-01-20 |
| 5520809 | Separation membranes | Takero Teramoto, Kazuhiro Sugiyama, Hironobu Kawasato, Tutomu Kaneta, Kazuhiro Watanabe | 1996-05-28 |
| 5094919 | Polyimide copolymers and process for preparing the same | Yasuharu Yamada, Nobuyuki Furukawa | 1992-03-10 |
| 5049169 | Polysulfone separation membrane | Takerou Teramoto, Shingo Kazama, Tsutomu Kaneta, Masao Sakashita, Kazuto Shiraishi | 1991-09-17 |
| 4948400 | Separation membranes and process for preparing the same | Yasuharu Yamada, Nobuyuki Furukawa | 1990-08-14 |