Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5914283 | Low dielectric polymer and film, substrate and electronic part using the same | Toshiaki Yamada, Takeshi Takahashi, Atsushi Yakuwa, Hideaki Ninomiya, Naoki Saito +2 more | 1999-06-22 |
| 5883152 | Contact lens | Keizo Anan, Yoshishige Murata, Tuyoshi Miyazaki | 1999-03-16 |
| 5209847 | Ultrathin membrane of polymethacrylate or polycrotonate and device provided with ultrathin membrane | Norihiro Kaiya, Yoshishige Murata, Mikio Takagi, Kazuichi Tsuda, Kiyotaka Shigehara +2 more | 1993-05-11 |
| 4948854 | Transparent optical article and process for preparing same | Keizo Anan, Yoshishige Murata, Takao Mogami, Yoshio Sano, Haruhiro Ikebe +1 more | 1990-08-14 |
| 4933406 | Contact lens article made of silicon- and fluorine-containing resin | Keizo Anan, Yoshishige Murata, Takayuki Otsu, Hiroshi Kawashima, Satoshi Kubota +1 more | 1990-06-12 |
| 4855374 | Optical resin from diallyl esters | Yoshishige Murata, Yasumi Koinuma, Takayuki Otsu, Masafumi Nisimura | 1989-08-08 |
| 4670520 | Method for modifying polyfumaric acid diester | Takayuki Otsu, Yoshishige Murata | 1987-06-02 |