Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12147098 | Plasmonic waveguide | Shinji Matsuo | 2024-11-19 |
| 11966082 | Optical circuit and optical connection structure | Yusuke Muranaka, Kota Shikama, Ai Yanagihara | 2024-04-23 |
| 11940663 | Optical device | Shinji Matsuo | 2024-03-26 |
| 11934010 | Optical connection structure | Yusuke Muranaka, Kota Shikama, Ai Yanagihara | 2024-03-19 |
| 11886003 | Optical waveguide | Koji Takeda, Shinji Matsuo | 2024-01-30 |
| 11422321 | Optical fiber connection component and optical device manufacturing method | Ai Yanagihara, Shuichiro Asakawa, Kota Shikama, Yusuke Muranaka | 2022-08-23 |
| 11415761 | Optical fiber guide component, optical connection structure and method for producing same | Kota Shikama, Yusuke Muranaka, Ai Yanagihara | 2022-08-16 |
| 11199659 | Optical module | Shuichiro Asakawa, Kota Shikama, Yusuke Muranaka, Ai Yanagihara | 2021-12-14 |
| 9601924 | Electrical power control device, electrical power control method, and recording medium | Koki Mie, Yuji Takahashi | 2017-03-21 |
| 6049591 | Grievance call processing system | — | 2000-04-11 |
| 5572189 | Alarm collection apparatus of central maintenance operation center | Kunio Yamamoto, Nobuhiko Eguchi | 1996-11-05 |