Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11327347 | Optical waveguide element | Yu NAKATA, Satoshi Oikawa | 2022-05-10 |
| 10895765 | Optical modulation element | Masayuki Motoya, Tetsuya Goto | 2021-01-19 |
| 10739624 | Optical control element | Yuji Yamane, Hideki Ichimei | 2020-08-11 |
| 10365534 | Optical waveguide device | Yuu Nakata, Katsutoshi Kondou, Junichiro Ichikawa | 2019-07-30 |
| 9946100 | Waveguide type optical element | Teppei Yanagawa, Katsutoshi Kondou, Junichiro Ichikawa | 2018-04-17 |
| 9291838 | Optical waveguide element | Motohiro Takemura, Masanao Kurihara | 2016-03-22 |
| 9223158 | Optical waveguide element and method of manufacturing the same | Masanao Kurihara, Takashi Shinriki, Toru Sugamata | 2015-12-29 |
| 8805149 | Optical waveguide device | Motohiro Takemura, Takashi Shinriki | 2014-08-12 |
| 6806113 | Optical waveguide device and method for forming optical waveguide device | Yasuyuki Miyama, Hirotoshi Nagata, Toshihiro Sakamoto | 2004-10-19 |