Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7767368 | Method of fabricating photomask blank | Hiroki Yoshikawa | 2010-08-03 |
| 7736824 | Photomask blank, photomask, and method of manufacture | Hiroki Yoshikawa, Yukio Inazuki, Hideo Kaneko, Satoshi Okazaki | 2010-06-15 |
| 7632609 | Fabrication method of photomask-blank | Hiroki Yoshikawa, Hideo Kaneko, Yukio Inazuki | 2009-12-15 |
| 7514185 | Preparation of photomask blank and photomask | Hiroki Yoshikawa, Hideo Kaneko | 2009-04-07 |
| 7344806 | Method of producing phase shift mask blank, method of producing phase shift mask, phase shift mask blank, and phase shift mask | Hiroki Yoshikawa, Yukio Inazuki, Hideo Kaneko, Satoshi Okazaki | 2008-03-18 |
| 7329474 | Photomask blank, photomask, and method of manufacture | Hiroki Yoshikawa, Yukio Inazuki, Hideo Kaneko, Satoshi Okazaki | 2008-02-12 |
| D467299 | Fishing reel body | Takashi Kondo, Masatoshi Katayama, Shigeo Mimura | 2002-12-17 |
| 4848022 | Handle for a fishing rod | Takafumi Ozeki, Kikuo Sakai | 1989-07-18 |
| 4674699 | Backlash preventing device for fishing reel | Takashi Higashimoto | 1987-06-23 |