Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407074 | High-frequency line structure, subassembly, line card, and method for manufacturing line structure | Hiromasa Tanobe | 2025-09-02 |
| 12393064 | Semiconductor optical modulator | Yoshihiro Ogiso | 2025-08-19 |
| 12278413 | High-frequency line structure with lead pin-connected substrates | Hiromasa Tanobe | 2025-04-15 |
| 12176959 | High-speed optical transceiver | Yoshihiro Ogiso, Hiromasa Tanobe, Shogo Yamanaka, Mitsuteru Ishikawa | 2024-12-24 |
| 12169347 | Semiconductor Mach-Zehnder optical modulator and IQ modulator | Yoshihiro Ogiso, Yasuaki Hashizume | 2024-12-17 |
| 12105398 | Semiconductor Mach-Zehnder optical modulator and IQ modulator | Shigeru Kanazawa, Yoshihiro Ogiso, Hiromasa Tanobe | 2024-10-01 |
| 12066736 | Optical module | Hiromasa Tanobe | 2024-08-20 |
| 12066735 | Optical modulator module | Shigeru Kanazawa, Hiromasa Tanobe, Shinsuke Nakano, Nobuhiro Kikuchi | 2024-08-20 |
| 12038603 | Manufacturing method of optical modulator | Akinori FUJINO, Naonori Ueda | 2024-07-16 |
| 11994783 | IQ optical modulator | Yoshihiro Ogiso, Yasuaki Hashizume, Mitsuteru Ishikawa, Nobuhiro Nunoya | 2024-05-28 |
| 11971590 | Optical coupling method | Yasuaki Hashizume, Yoshihiro Ogiso | 2024-04-30 |
| 11947237 | Semiconductor Mach Zehnder optical modulator | Hiromasa Tanobe, Shigeru Kanazawa | 2024-04-02 |
| 11467467 | Optical modulator | Shigeru Kanazawa, Hiromasa Tanobe | 2022-10-11 |
| 11372307 | Optical modulator | Nobuhiro Kikuchi, Eiichi Yamada, Yoshihiro Ogiso, Yuta Ueda, Shinsuke Nakano | 2022-06-28 |
| 11300850 | Mach-Zehnder modulator | Shigeru Kanazawa, Hiromasa Tanobe | 2022-04-12 |
| 11275287 | Semiconductor Mach-Zehnder optical modulator and IQ optical modulator using same | Yoshihiro Ogiso, Yuta Ueda | 2022-03-15 |
| 11106108 | Semiconductor Mach-Zehnder modulator | Yoshihiro Ogiso, Norihide Kashio | 2021-08-31 |
| 10866439 | High-frequency transmission line and optical circuit | Shigeru Kanazawa, Yuta Ueda | 2020-12-15 |
| 10845668 | IQ optical modulator | Yoshihiro Ogiso, Yuta Ueda | 2020-11-24 |
| 10522892 | High-frequency line | Nobuhiro Kikuchi, Eiichi Yamada, Yoshihiro Ogiso | 2019-12-31 |
| 10254624 | Semiconductor optical modulation element | Yoshihiro Ogiso, Norihide Kashio, Nobuhiro Kikuchi, Masaki Kohtoku | 2019-04-09 |