Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10901290 | Method for fabricating Mach-Zehnder modulator, Mach-Zehnder modulator | — | 2021-01-26 |
| 10823610 | Light receiving device, method for fabricating light receiving device | Hideki Yagi | 2020-11-03 |
| 10475669 | Method for fabricating Mach-Zehnder modulator, Mach-Zehnder modulator | — | 2019-11-12 |
| 10248000 | Semiconductor optical element and method for manufacturing the same | Masataka Watanabe | 2019-04-02 |
| 10185204 | Mach-Zehnder modulator, method for fabricating Mach-Zehnder modulator | Hiroaki Goto | 2019-01-22 |
| 9753350 | Mach-Zehnder modulator, method of making optical waveguide structure | Masataka Watanabe, Hideki Yagi | 2017-09-05 |
| 9638980 | Modulator and production method thereof | Hideki Yagi, Hirohiko Kobayashi, Naoya KONO | 2017-05-02 |
| 9563100 | Optical semiconductor device and method of producing the same | Ryuji Masuyama, Naoya KONO, Daisuke Kimura, Hirohiko Kobayashi, Hideki Yagi | 2017-02-07 |
| 9543182 | Electrostatic chuck and method of manufacturing semiconductor device | Akira Furuya | 2017-01-10 |
| 9523871 | Semiconductor optical modulator and method for manufacturing semiconductor optical modulator | Hideki Yagi, Daisuke Kimura, Hirohiko Kobayashi, Masataka Watanabe | 2016-12-20 |
| 9329451 | Method for producing optical semiconductor device | Hideki Yagi | 2016-05-03 |
| 9280004 | Method for manufacturing semiconductor modulator and semiconductor modulator | Hideki Yagi, Hirohiko Kobayashi, Yoshihiro Yoneda | 2016-03-08 |
| 9280030 | Method for producing semiconductor optical device and semiconductor optical device | Daisuke Kimura, Hideki Yagi | 2016-03-08 |
| 9261649 | Method for manufacturing semiconductor optical waveguide device, and semiconductor optical waveguide device | Hideki Yagi, Naoya KONO | 2016-02-16 |
| 9229293 | Semiconductor optical device and method for manufacturing semiconductor optical device | Naoya KONO, Hideki Yagi | 2016-01-05 |
| 9229168 | Semiconductor optical waveguide device and method for manufacturing the same | Akira Furuya, Hideki Yagi, Naoya KONO | 2016-01-05 |
| 9176360 | Method for producing spot-size convertor | Hideki Yagi, Naoko Konishi, Naoya KONO | 2015-11-03 |
| 9158139 | Method for manufacturing mach-zehnder modulator, method for manufacturing optical waveguide, and optical waveguide | Hideki Yagi | 2015-10-13 |
| 8986560 | Method for producing optical semiconductor device | Hideki Yagi | 2015-03-24 |
| 8987015 | Method for fabricating semiconductor device | Keiichi Yui, Akira Furuya, Ken Nakata, Isao Makabe | 2015-03-24 |
| 8986553 | Method for manufacturing optical semiconductor device | Hideki Yagi | 2015-03-24 |
| 8754419 | Semiconductor device | Ken Nakata, Isao Makabe, Keiichi Yui | 2014-06-17 |
| 8546813 | Semiconductor substrate and semiconductor device | Isao Makabe, Keiichi Yui, Ken Nakata | 2013-10-01 |
| 8283240 | Method for fabricating semiconductor device | Keiichi Yui, Isao Makabe, Ken Nakata, Akira Furuya | 2012-10-09 |