Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9563100 | Optical semiconductor device and method of producing the same | Ryuji Masuyama, Naoya KONO, Daisuke Kimura, Hirohiko Kobayashi, Takamitsu Kitamura | 2017-02-07 |
| 9523871 | Semiconductor optical modulator and method for manufacturing semiconductor optical modulator | Takamitsu Kitamura, Daisuke Kimura, Hirohiko Kobayashi, Masataka Watanabe | 2016-12-20 |
| 9482834 | Semiconductor optical device and method for producing semiconductor optical device | Takehiko Kikuchi, Yoshihiro Yoneda | 2016-11-01 |
| 9366835 | Integrated optical semiconductor device and integrated optical semiconductor device assembly | Ryuji Masuyama, Yoshihiro Yoneda, Naoko Konishi | 2016-06-14 |
| 9329451 | Method for producing optical semiconductor device | Takamitsu Kitamura | 2016-05-03 |
| 9285613 | Semiconductor Mach-Zehnder modulator and method for manufacturing semiconductor Mach-Zehnder modulators | — | 2016-03-15 |
| 9280004 | Method for manufacturing semiconductor modulator and semiconductor modulator | Takamitsu Kitamura, Hirohiko Kobayashi, Yoshihiro Yoneda | 2016-03-08 |
| 9280030 | Method for producing semiconductor optical device and semiconductor optical device | Daisuke Kimura, Takamitsu Kitamura | 2016-03-08 |
| 9261649 | Method for manufacturing semiconductor optical waveguide device, and semiconductor optical waveguide device | Takamitsu Kitamura, Naoya KONO | 2016-02-16 |
| 9229293 | Semiconductor optical device and method for manufacturing semiconductor optical device | Naoya KONO, Takamitsu Kitamura | 2016-01-05 |
| 9229168 | Semiconductor optical waveguide device and method for manufacturing the same | Akira Furuya, Takamitsu Kitamura, Naoya KONO | 2016-01-05 |
| 9223088 | Method for manufacturing semiconductor optical device | Hirohiko Kobayashi, Yoshihiro Yoneda | 2015-12-29 |
| 9176360 | Method for producing spot-size convertor | Naoko Konishi, Takamitsu Kitamura, Naoya KONO | 2015-11-03 |
| 9158139 | Method for manufacturing mach-zehnder modulator, method for manufacturing optical waveguide, and optical waveguide | Takamitsu Kitamura | 2015-10-13 |
| 9103976 | Method for manufacturing waveguide-type semiconductor device | Ryuji Masuyama, Yoshihiro Yoneda, Naoko Konishi | 2015-08-11 |
| 9023677 | Method for producing spot size converter | Naoko Konishi, Ryuji Masuyama, Yoshihiro Yoneda | 2015-05-05 |
| 8986560 | Method for producing optical semiconductor device | Takamitsu Kitamura | 2015-03-24 |
| 8986553 | Method for manufacturing optical semiconductor device | Takamitsu Kitamura | 2015-03-24 |
| 8969989 | Optical-to-electrical converter unit and semiconductor light-receiving device | Yoshihiro Yoneda, Ryuji Masuyama, Naoko INOUE | 2015-03-03 |
| 8946842 | Method for manufacturing optical waveguide receiver and optical waveguide receiver | Ryuji Masuyama, Yoshihiro Yoneda, Naoko INOUE | 2015-02-03 |
| D713525 | Syringe plunger | Takeshi Oguro | 2014-09-16 |
| 8811444 | Semiconductor integrated device and method for producing the same | — | 2014-08-19 |
| 8811830 | Multi-channel optical waveguide receiver | Yoshihiro Yoneda, Naoko INOUE | 2014-08-19 |
| 8731344 | Method for manufacturing semiconductor optical modulator and semiconductor optical modulator | — | 2014-05-20 |
| 8673664 | Method of manufacturing photodiode with waveguide structure and photodiode | — | 2014-03-18 |