Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116667 | Developing device and image forming apparatus | Yoshifumi Ozaki, Wataru Suzuki, Tatsuo Okuno, Shiro Suzuki, Akihiko Noda | 2012-02-14 |
| 8023539 | Method for driving surface emitting semiconductor laser, optical transmission module, and handheld electronic device | Osamu Ueno, Akira Sakamoto, Kazuhiro Sakai, Hideo Nakayama | 2011-09-20 |
| 7995636 | Semiconductor laser apparatus and manufacturing method thereof | Hideo Nakayama, Yasuaki Kuwata, Teiichi Suzuki, Ryoji Ishii | 2011-08-09 |
| 7684459 | Semiconductor laser apparatus and fabrication method of the same | Naotaka Mukoyama, Hideo Nakayama, Ryoji Ishii, Yasuaki Kuwata | 2010-03-23 |
| 7502566 | Light-emitting module | Yasuaki Kuwata, Hideo Nakayama, Ryoji Ishii, Naotaka Mukoyama | 2009-03-10 |
| 7483464 | Semiconductor laser apparatus and manufacturing method thereof | Yasuaki Kuwata, Hideo Nakayama, Ryoji Ishii | 2009-01-27 |
| 7221828 | Optical wave length division multiplexing module and communication system using the same | Hideo Nakayama, Takeshi Nakamura, Akira Sakamoto | 2007-05-22 |
| 7058104 | Surface emitting semiconductor laser and method of fabricating the same | Nobuaki Ueki, Hiromi Otoma, Akira Sakamoto | 2006-06-06 |
| 6483860 | Surface emitting semiconductor laser with oxidized post structure | Nobuaki Ueki, Takeshi Nakamura | 2002-11-19 |
| 5990494 | Optoelectro transducer array, and light-emitting device array and fabrication process thereof | Yasuji Seko, Hiromi Otoma, Nobuaki Ueki, Mario Fuse | 1999-11-23 |
| 5963242 | Image recording apparatus with an array light source | Hideo Nakayama, Hiromi Otoma, Nobuaki Ueki, Yasuji Seko, Mario Fuse +2 more | 1999-10-05 |
| 5880766 | Apparatus for correcting positional deviation of light source emitting light beams in image recording apparatus | Kaoru Yasukawa, Hideo Nakayama, Hideki Fukunaga, Nobuaki Ueki, Hiromi Otoma +2 more | 1999-03-09 |
| 5809052 | Semiconductor laser array driving method, semiconductor laser array driving device and image forming apparatus | Yasuji Seko, Hiromi Otoma, Nobuaki Ueki, Hideki Fukunaga, Hideo Nakayama +1 more | 1998-09-15 |
| 5295122 | Flying head of a magneto-optical recording apparatus | Hideo Kobayashi, Kiichi Ueyanagi | 1994-03-15 |
| 5247503 | Optical recording and reproducing apparatus with separated high and low frequency servo signals | Takashi Nomiyama, Kaoru Yasukawa, Kiichi Ueyanagi, Shoji Yamaguchi, Daisuke Iguchi | 1993-09-21 |
| 5218587 | Magnetic optical recording/reproducing apparatus | Takashi Nomiyama, Shoji Yamaguchi, Kaoru Yasukawa, Daisuke Iguchi | 1993-06-08 |
| 5197050 | Flying head for a magneto-optical recording drive | Shoji Yamaguchi, Kaoru Yasukawa, Takashi Nomiyama, Daisuke Iguchi | 1993-03-23 |
| 5124961 | Floating head for use with a recording apparatus of magneto-optical memory device | Shoji Yamaguchi, Takashi Nomiyama, Kaoru Yasukawa, Daisuke Iguchi | 1992-06-23 |