Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650683 | Surface emitting semiconductor laser | Akira Sakamoto, Masahiro Yoshikawa, Hideo Nakayama, Hiromi Otoma | 2003-11-18 |
| 6636542 | Surface emitting semiconductor laser, surface emitting semiconductor laser array, and method for manufacturing surface emitting semiconductor laser | — | 2003-10-21 |
| 6529541 | Surface emitting semiconductor laser | Akira Sakamoto, Masahiro Yoshikawa, Hideo Nakayama, Hiromi Otoma | 2003-03-04 |
| 6483860 | Surface emitting semiconductor laser with oxidized post structure | Takeshi Nakamura, Akemi Murakami | 2002-11-19 |
| 6320893 | Surface emitting semiconductor laser | — | 2001-11-20 |
| 6018990 | Flatness measuring and analyzing method | — | 2000-02-01 |
| 5990494 | Optoelectro transducer array, and light-emitting device array and fabrication process thereof | Yasuji Seko, Akemi Murakami, Hiromi Otoma, Mario Fuse | 1999-11-23 |
| 5963242 | Image recording apparatus with an array light source | Hideo Nakayama, Hiromi Otoma, Yasuji Seko, Akemi Murakami, Mario Fuse +2 more | 1999-10-05 |
| 5880766 | Apparatus for correcting positional deviation of light source emitting light beams in image recording apparatus | Akemi Murakami, Kaoru Yasukawa, Hideo Nakayama, Hideki Fukunaga, Hiromi Otoma +2 more | 1999-03-09 |
| 5809052 | Semiconductor laser array driving method, semiconductor laser array driving device and image forming apparatus | Yasuji Seko, Akemi Murakami, Hiromi Otoma, Hideki Fukunaga, Hideo Nakayama +1 more | 1998-09-15 |
| 5648295 | Method of making a semiconductor laser device | Hiromi Otoma, Hideki Fukunaga, Hideo Nakayama, Yasuji Seko, Mario Fuse | 1997-07-15 |
| 5588016 | Semiconductor laser device | Hiromi Otoma, Hideki Fukunaga, Hideo Nakayama, Yasuji Seko, Mario Fuse | 1996-12-24 |
| 5563901 | Semiconductor laser array | Hiromi Otoma, Hideki Fukunaga, Hideo Nakayama | 1996-10-08 |
| 5533042 | Semiconductor laser device and driving method for the same as well as tracking servo system employing the same | Hideki Fukunaga, Kaoru Yasukawa, Hideo Nakayama, Hiromi Otoma, Mario Fuse | 1996-07-02 |
| 5491709 | Semiconductor laser device | Yasuji Seko, Hiromi Otoma, Hideki Fukunaga, Hideo Nakayama, Kiichi Ueyanagi +1 more | 1996-02-13 |
| 5394425 | Method of manufacturing a semiconductor laser device | Hideki Fukunaga, Hiromi Otoma, Hideo Nakayama | 1995-02-28 |
| 5253265 | Semiconductor laser device | Yasuji Seko, Kiichi Ueyanagi, Hideo Nakayama, Hideki Fukunaga | 1993-10-12 |