Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9285975 | Portable terminal and control program for portable terminal | — | 2016-03-15 |
| 8718722 | Earphone microphone-mountable electronic appliance | — | 2014-05-06 |
| 8708893 | Structural unit, endoscope, and adhering method | Takao Ozaki | 2014-04-29 |
| 8415557 | Photoelectric conversion device and solar cell using the photoelectric conversion device | Atsushi Mukai | 2013-04-09 |
| 7768088 | Solid-state imaging device that efficiently guides light to a light-receiving part | — | 2010-08-03 |
| 7735750 | Liquid ejection head | Yasuhisa Kaneko, Shuji Takahashi, Yoshinori Hotta | 2010-06-15 |
| 7586528 | Color sensor and color image pickup method | Daisuke Yokoyama | 2009-09-08 |
| 7582943 | Color light receiving device and image pickup device | Daisuke Yokoyama | 2009-09-01 |
| 7579665 | Color light receiving device and image pickup device | Daisuke Yokoyama | 2009-08-25 |
| 7476904 | Photoelectric converting film stack type solid-state image pickup device | — | 2009-01-13 |
| 7296879 | Liquid ejection head and method of producing the same | Yasuhisa Kaneko | 2007-11-20 |
| 7205097 | Liquid ejection head and method of producing the same | Isao Tsuruma | 2007-04-17 |
| 6999486 | Semiconductor laser element and semiconductor laser | Toshiaki Kuniyasu, Toshiro Hayakawa | 2006-02-14 |
| 6973109 | Semiconductor laser device having strain buffer layer between compressive-strain quantum well layer and tensile-strain barrier layer | Mitsugu Wada | 2005-12-06 |
| 6901100 | Semiconductor laser device in which near-edge portion of upper cladding layer is insulated for preventing current injection | Akihiro Mukaiyama, Toshiaki Kuniyasu | 2005-05-31 |
| 6888866 | Semiconductor laser device with a current non-injection region near a resonator end face, and fabrication method thereof | Toshiaki Kuniyasu, Fusao Yamanaka | 2005-05-03 |
| 6876688 | Semiconductor laser and method of manufacturing the same | Toshiro Hayakawa, Mitsugu Wada | 2005-04-05 |
| 6873637 | Semiconductor laser element including optical waveguide layers which have gradually varying bandgaps so as to reduce electrical resistance at interfaces | Fujio Akinaga | 2005-03-29 |
| 6856636 | Semiconductor laser device | Tsuyoshi Ohgoh | 2005-02-15 |
| 6822988 | Laser apparatus in which GaN-based compound surface-emitting semiconductor element is excited with GaN-based compound semiconductor laser element | Yoji Okazaki | 2004-11-23 |
| 6816524 | InGaAsP or InGaAs semiconductor laser element in which near-edge portion of active layer is substituted with GaAs optical waveguide layer having greater bandgap than active layer | — | 2004-11-09 |
| 6797416 | GaN substrate formed under controlled growth condition over GaN layer having discretely formed pits | Mitsugu Wada, Toshiaki Kuniyasu | 2004-09-28 |
| 6795469 | Semiconductor laser element | — | 2004-09-21 |
| 6778573 | Fundamental-transverse-mode index-guided semiconductor laser device having upper optical waveguide layer thinner than lower optical waveguide layer | Toshiro Hayakawa | 2004-08-17 |
| 6774021 | Pattern forming method and pattern forming device | Mitsuru Sawano | 2004-08-10 |