Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7548702 | Image forming apparatus and image forming method for preventing paper jams in a fixing unit | — | 2009-06-16 |
| 7386198 | Optical waveguide device | Yasuhiro Ohmori, Tetsuo Ishizaka, Masaharu Doi | 2008-06-10 |
| 7079732 | Optical device | Tomoyuki Itou, Yoshihiro Takahashi, Yasuhiro Omori, Yoshihiko Yoshida, Masaharu Doi | 2006-07-18 |
| 6993217 | Optical switch device | Norihisa Naganuma | 2006-01-31 |
| 6956700 | Wavelength dispersion compensating apparatus | Nobuaki Mitamura | 2005-10-18 |
| 6853760 | Optical functional device and optical integrated device | Koujirou Sekine, Mitsuru Yokoyama, Miyuki Teramoto, Kyu Takada, Takuji Hatano +1 more | 2005-02-08 |
| 6807330 | Optical switch using an optical waveguide | Naoki Nishida, Takuji Hatano, Koji Takahara, Miyuki Teramoto, Koujirou Sekine | 2004-10-19 |
| 6587629 | Optical waveguide channel device | Naoki Nishida | 2003-07-01 |
| 6123519 | Delivery blood storing member-equipped blood reservoir tank and blood delivery instrument for extracorporeal circulation circuit | Yukitoshi Kato, Mitsuaki Ogihara, Kazuhiko Takeuchi | 2000-09-26 |
| 5527370 | Lapping composition | Masaaki Kubo, Koji Nishikawa | 1996-06-18 |