Issued Patents All Time
Showing 26–50 of 157 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11153007 | Optical device, optical module using the same, and test method for optical device | — | 2021-10-19 |
| 11143889 | Optical device, test method, optical transmission and reception device, and manufacturing method | — | 2021-10-12 |
| 11112625 | Optical modulator including electro-optic polymer in grooves having multiple widths | Tamotsu Akashi | 2021-09-07 |
| 11060895 | Gas meter including a measurement unit in communication with a shutoff valve in an extended section within a meter body | Hiroaki Katase, Naoto Naganuma | 2021-07-13 |
| 10998974 | Optical device, optical transceiver module, and method of producing optical device | — | 2021-05-04 |
| 10955723 | Optical modulator, and optical transceiver module using the same | — | 2021-03-23 |
| 10948800 | Optical modulator with an optical waveguide partially folded back and optical module with the optical modulator | — | 2021-03-16 |
| 10938481 | Optical transceiver, optical transceiver module using the same, and test method for optical transceiver | — | 2021-03-02 |
| 10830624 | Gas meter | Hideaki Morihana, Hidetomo Nagahara, Yuuji Nakabayashi, Hideki Kinoshita | 2020-11-10 |
| 10746924 | Optical communication device and optical module | — | 2020-08-18 |
| 10622341 | Light transmitter-receiver | — | 2020-04-14 |
| 10551642 | Tunable light source, optical module, and method for controlling tunable light source | — | 2020-02-04 |
| 10509166 | Tunable optical source and optical module | — | 2019-12-17 |
| 10502901 | Tunable light source and optical module | — | 2019-12-10 |
| 10459175 | Optical device, and optical communication module using the same | — | 2019-10-29 |
| 10451465 | Gas meter | Hiroaki Ishimoto | 2019-10-22 |
| 10421218 | Roller-type depressing device, imprinting device, and roller-type depressing method | Hirosuke Kawaguchi, Yutaka Taniguchi, Yukimasa Saito, Daisuke Matono, Satoru Tanaka | 2019-09-24 |
| 10423014 | Optical module and optical modulator | Shinji Maruyama | 2019-09-24 |
| 10355448 | Tunable laser source | — | 2019-07-16 |
| 10349492 | Wavelength tunable light source, light source module, and wavelength control method | — | 2019-07-09 |
| 10261349 | Optical module | — | 2019-04-16 |
| 10184816 | Measurement unit and flow rate meter | Hideaki Morihana, Hidetomo Nagahara, Yuji Nakabayashi, Hideki Kinoshita | 2019-01-22 |
| 10120209 | Optical transmission device and optical module | — | 2018-11-06 |
| 10122464 | Optical module and optical transmission device | — | 2018-11-06 |
| 10107958 | Optical module and optical transmission/reception device | — | 2018-10-23 |