Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12181737 | Optical switching apparatus | Yohei Sakamaki, Toshikazu Hashimoto | 2024-12-31 |
| 12117712 | 1 x N optical switch | Tatsushi Nakahara, Toshikazu Hashimoto | 2024-10-15 |
| 12119608 | Tunable laser | Shinji Matsuo, Nobuhiro Nunoya, Toshikazu Hashimoto | 2024-10-15 |
| 12119607 | Tunable laser | Shinji Matsuo, Nobuhiro Nunoya, Toshikazu Hashimoto | 2024-10-15 |
| 12111559 | Optical switch | Tatsushi Nakahara, Toshikazu Hashimoto | 2024-10-08 |
| 11966082 | Optical circuit and optical connection structure | Kota Shikama, Hidetaka Nishi, Ai Yanagihara | 2024-04-23 |
| 11934010 | Optical connection structure | Kota Shikama, Hidetaka Nishi, Ai Yanagihara | 2024-03-19 |
| 11921397 | Optical switch element | Toshikazu Hashimoto, Tatsushi Nakahara | 2024-03-05 |
| 11824584 | Node apparatus | Toshikazu Hashimoto | 2023-11-21 |
| 11422321 | Optical fiber connection component and optical device manufacturing method | Ai Yanagihara, Shuichiro Asakawa, Kota Shikama, Hidetaka Nishi | 2022-08-23 |
| 11415761 | Optical fiber guide component, optical connection structure and method for producing same | Kota Shikama, Hidetaka Nishi, Ai Yanagihara | 2022-08-16 |
| 11199659 | Optical module | Hidetaka Nishi, Shuichiro Asakawa, Kota Shikama, Ai Yanagihara | 2021-12-14 |