Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10416526 | Optical waveguide device | — | 2019-09-17 |
| 10365534 | Optical waveguide device | Yuu Nakata, Tetsuya Fujino, Junichiro Ichikawa | 2019-07-30 |
| 10359653 | Thin-plate LN optical control device | Kiyotaka Nakano, Eiji Murakami | 2019-07-23 |
| 10088734 | Waveguide-type optical element | Junichiro Ichikawa, Toshio Kataoka | 2018-10-02 |
| 9946100 | Waveguide type optical element | Teppei Yanagawa, Tetsuya Fujino, Junichiro Ichikawa | 2018-04-17 |
| 9746741 | Optical modulator | Toshio Kataoka, Junichiro Ichikawa | 2017-08-29 |
| 9599843 | Optical modulator | Junichiro Ichikawa | 2017-03-21 |
| 9551887 | Optical modulator | Junichiro Ichikawa, Toshio Kataoka | 2017-01-24 |
| 9459410 | Optical device sealing structure and optical device manufacturing method | Masaru Shiroishi, Kazuhiro Ooto | 2016-10-04 |
| 9377666 | Light modulator | Norikazu Miyazaki | 2016-06-28 |
| 9348156 | Optical waveguide element and method for manufacturing optical waveguide element | Junichiro Ichikawa | 2016-05-24 |
| 9329340 | Optical modulator | Satoshi Oikawa, Toru Sugamata | 2016-05-03 |
| 9304370 | Optical waveguide device | — | 2016-04-05 |
| 9081214 | Optical control element | Satoshi Oikawa, Yuhki Kinpara, Yasuhiro Ishikawa | 2015-07-14 |
| 8923658 | Optical waveguide device | Yasuhiro Ishikawa, Norikazu Miyazaki, Satoshi Oikawa | 2014-12-30 |
| 8644647 | Optical control device | Junichiro Ichikawa, Futoshi Yamamoto, Yuhki Kinpara, Satoshi Oikawa | 2014-02-04 |
| 8406578 | Mach-zehnder waveguide type optical modulator | Satoshi Oikawa, Masayuki Ichioka | 2013-03-26 |
| 8315496 | Optical element | Susumu Murata, Junichiro Ichikawa | 2012-11-20 |
| 8306372 | Waveguide-type polarizer | Masanao Kurihara, Toru Sugamata | 2012-11-06 |
| 8265443 | Optical waveguide device | Masaaki Sudou, Junichiro Ichikawa | 2012-09-11 |
| 8175432 | Method of adjusting optical axis of optical waveguide element, and optical waveguide element | Satoshi Oikawa, Toru Sugamata, Ryo Shimizu, Tsutomu Saitou | 2012-05-08 |
| 7985294 | Optical device and method of manufacturing the same | Futoshi Yamamoto, Junichiro Ichikawa, Masaru Nakamura, Sunao Kurimura, Shunji Takekawa +1 more | 2011-07-26 |
| 7856155 | Light modulator and its fabrication method | Takashi Shinriki, Tsutomu Saitou | 2010-12-21 |
| 7831122 | Optical control device and manufacturing method thereof | Yuhki Kinpara, Futoshi Yamamoto, Junichiro Ichikawa | 2010-11-09 |
| 7660493 | Optical modulator | Satoshi Oikawa, Takashi Shinriki | 2010-02-09 |