Issued Patents All Time
Showing 1–25 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12126386 | Optical transmitter that transmits multi-level optical signal | Shinsuke Tanaka | 2024-10-22 |
| 12056603 | Optical communication element and optical neural network | Shinsuke Tanaka, Yasuhiro Nakasha, Takeshi Hoshida | 2024-08-06 |
| 12052052 | Optical demultiplexer and communication device | — | 2024-07-30 |
| 11868026 | Optical AD converter and optical receiver | Takeshi Hoshida, Jun Matsui, Shinsuke Tanaka | 2024-01-09 |
| 11791906 | Optical demultiplexing device and transmission device | Takeshi Hoshida, Shinsuke Tanaka | 2023-10-17 |
| 11736201 | Optical transmitter for transmitting multilevel optical signals | Shinsuke Tanaka, Yohei Sobu | 2023-08-22 |
| 11630264 | Optical element and optical transmitter | — | 2023-04-18 |
| 11563497 | Optical modulator, optical transmitter, and optical communication apparatus | — | 2023-01-24 |
| 11343009 | Optical communication component, optical transmitter, and control method | Shoichiro Oda | 2022-05-24 |
| 11128103 | Modulated light source | — | 2021-09-21 |
| 11121796 | Optical add-drop device | — | 2021-09-14 |
| 11119278 | Optical demultiplexer, optical transport apparatus, and method of controlling optical demultiplexing | — | 2021-09-14 |
| 10911148 | Optical transmission apparatus and optical element | — | 2021-02-02 |
| 10547406 | Optical element | — | 2020-01-28 |
| 10491321 | Optical transport apparatus, optical demultiplexer, and method of controlling optical demultiplexing | — | 2019-11-26 |
| 10488596 | Optical fiber mounted photonic integrated circuit device | — | 2019-11-26 |
| 10439729 | Optical device and optical apparatus | — | 2019-10-08 |
| 10389083 | Modulated light source | — | 2019-08-20 |
| 9897761 | Optical fiber mounted photonic integrated circuit device for single mode optical fibers | Tsuyoshi Aoki | 2018-02-20 |
| 9636916 | Ink temperature adjustment device and ink circulation type inkjet printer having the same | Asayo Shimoda, Hiroshi Sugitani, Akira Nishiyama | 2017-05-02 |
| 9537289 | Modulated light source | — | 2017-01-03 |
| 9513531 | Optical semiconductor element, method of controlling the same and method of manufacturing the same | — | 2016-12-06 |
| 9513530 | Optical semiconductor element, method of controlling the same and method of manufacturing the same | — | 2016-12-06 |
| 9505218 | Inkjet image forming apparatus and cleaning method for inkjet image forming apparatus | Hideyuki Ujiie, Hiroshi Sugitani | 2016-11-29 |
| 9436022 | Modulated light source | — | 2016-09-06 |