Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7112125 | Polishing cloth, polishing apparatus and method of manufacturing semiconductor devices | Hideaki Hirabayashi, Akiko Saito, Naoaki Sakurai, Masahiro Ishidoya | 2006-09-26 |
| 5582794 | Medical instrument | Kazuhiko Hagiwara, Hiroshi Kitoh, Hiroshi Ohmura | 1996-12-10 |
| 5429802 | Medical instrument | Kazuhiko Hagiwara, Hitoshi Kitoh, Hiroshi Ohmura | 1995-07-04 |
| 5428108 | Unsaturated group and fluorine containing block copolymers, process for preparing the same and use | Michihisa Yamada, Hisao Yamamoto, Hiroshi Ohmura | 1995-06-27 |
| 5244935 | Composition of ultraviolet curing antifogging agent and process for forming antifogging coating film | Yasuhiro Yamamoto, Hiroshi Ohmura, Keiji Kumazawa | 1993-09-14 |
| 5211913 | Medical instrument | Kazuhiko Hagiwara, Hiroshi Kitoh, Hiroshi Ohmura | 1993-05-18 |
| 5180760 | Anti-fogging resin film-forming composition | Toshihiro Izumi, Hideki Doya, Hiroshi Ohmura, Yasuhiro Yamamoto, Keiji Kumazawa | 1993-01-19 |
| 4708982 | Cured unsaturated polyester resin or vinyl ester resin containing fluorine-containing groups oriented on its surface | Shigeki Banno, Yoshimasa Nakagawa | 1987-11-24 |
| 4698388 | Method for modifying the surface of polymer materials | Hiroshi Ohmura, Masaharu Nakayama, Takashi Yamamoto | 1987-10-06 |
| 4604425 | Method for modifying the surface of polymer materials | Hiroshi Ohmura, Masaharu Nakayama, Takashi Yamamoto | 1986-08-05 |