Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572619 | Polimide optical waveguide | Yasuko Maruo, Shigekuni Sasaki, Toshiaki Tamamura, Tohru Matsuura, Shinsuke Matsui +1 more | 1996-11-05 |
| 5499909 | Pneumatically driven micro-pump | Takahiro Yamada, Yoshihiro Naruse | 1996-03-19 |
| 5449741 | Polyimide optical material | Toru Matsuura, Shigekuni Sasaki, Fumio Yamamoto | 1995-09-12 |
| 5319063 | Phenolic resin and method for preparing same | Yukio Fukui, Shigeru Iimuro | 1994-06-07 |
| 5233018 | Perfluorinated polyimide, perfluorinated poly(amic acid), starting compounds therefor, and methods for preparing them | Toru Matsuura, Shigekuni Sasaki, Fumio Yamamoto | 1993-08-03 |
| 5216112 | Phenolic resin and method for preparing same | Yukio Fukui, Shigeru Iimuro | 1993-06-01 |
| 5108201 | Polyimide optical waveguide | Toru Matsuura, Shiro Nishi, Shigekuni Sasaki, Toshihiro Ichino, Fumio Yamamoto +2 more | 1992-04-28 |
| 4937393 | Method for preparing ethylene glycol and/or propylene glycol | Takayoshi Masuda, Katuyoshi Asano, Naomi Hori | 1990-06-26 |
| 4713245 | Granule containing physiologically-active substance, method for preparing same and use thereof | Masami Ohtaguro, Takayoshi Masuda, Yoshimoto Watanabe | 1987-12-15 |