Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10128633 | Surface emitting semiconductor laser | Yuji Koyama, Masaki Yanagisawa, Yukihiro Tsuji, Hiroyuki Yoshinaga | 2018-11-13 |
| 10039904 | Guide wire | Keigo Takada | 2018-08-07 |
| 9638980 | Modulator and production method thereof | Hideki Yagi, Naoya KONO, Takamitsu Kitamura | 2017-05-02 |
| 9563100 | Optical semiconductor device and method of producing the same | Ryuji Masuyama, Naoya KONO, Daisuke Kimura, Takamitsu Kitamura, Hideki Yagi | 2017-02-07 |
| 9523871 | Semiconductor optical modulator and method for manufacturing semiconductor optical modulator | Takamitsu Kitamura, Hideki Yagi, Daisuke Kimura, Masataka Watanabe | 2016-12-20 |
| 9280004 | Method for manufacturing semiconductor modulator and semiconductor modulator | Hideki Yagi, Takamitsu Kitamura, Yoshihiro Yoneda | 2016-03-08 |
| 9223088 | Method for manufacturing semiconductor optical device | Yoshihiro Yoneda, Hideki Yagi | 2015-12-29 |
| 8964809 | Semiconductor optical integrated device | Yoshihiro Yoneda, Masaki Yanagisawa, Kenji Koyama, Kenji Hiratsuka | 2015-02-24 |
| 8900903 | Method for producing optical semiconductor device | Yoshihiro Yoneda, Ryuji Masuyama | 2014-12-02 |
| 8873598 | Waveguide-type optical semiconductor device | Yoshihiro Yoneda, Ryuji Masuyama | 2014-10-28 |
| 8637329 | Method for producing semiconductor optical integrated device | Yoshihiro Yoneda, Kenji Koyama, Masaki Yanagisawa, Kenji Hiratsuka | 2014-01-28 |
| 8618638 | Semiconductor optical modulator and method for manufacturing the same | Yoshihiro Yoneda, Kenji Koyama | 2013-12-31 |
| 8563342 | Method of making semiconductor optical integrated device by alternately arranging spacers with integrated device arrays | Yoshihiro Yoneda, Kenji Koyama, Masaki Yanagisawa, Kenji Hiratsuka | 2013-10-22 |
| 7904205 | Network opening method in manufacturing robots to a second network from a first network | Yoshiharu Nagatsuka | 2011-03-08 |
| 7778729 | Robot system and robot controller | Yoshiharu Nagatsuka | 2010-08-17 |
| 7774099 | Programming device for returning robot to waiting position | Yoshiharu Nagatsuka | 2010-08-10 |
| 7742839 | Robot system provided with robot controller | Yoshiharu Nagatsuka | 2010-06-22 |
| 7613545 | Offline programming device | Atsushi Watanabe, Yoshiharu Nagatsuka | 2009-11-03 |
| 7333879 | Offline programming device | Katsutoshi Takizawa, Yoshiharu Nagatsuka | 2008-02-19 |
| 6925103 | Gain-coupled DFB laser diode | Tsutomu Ishikawa, Norihiko Sekine, Hajime Shoij | 2005-08-02 |
| 6850550 | Complex coupling MQW semiconductor laser | Tsutomu Ishikawa, Hajime Shoji | 2005-02-01 |
| 6560266 | Distributed feedback semiconductor laser | Hajime Shoji, Tsutomu Ishikawa | 2003-05-06 |
| 6512783 | Semiconductor laser and method of manufacturing the same | Tsuyoshi Yamamoto, Hajime Shoji, Takayuki Watanabe, Takuya Fujii | 2003-01-28 |
| 6426515 | Semiconductor light-emitting device | Tsutomu Ishikawa, Tsuyoshi Yamamoto, Hajime Shoji | 2002-07-30 |
| 6238943 | Optical semiconductor device and a method of manufacturing the same | Mitsuru Ekawa, Nirou Okazaki, Shouichi Ogita, Haruhisa Soda, Haruhiko Tabuchi +1 more | 2001-05-29 |