Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11095375 | Optical receiver module, optical receiving method, optical line terminal, PON system, and optical filter | Naruto Tanaka | 2021-08-17 |
| 11070295 | PON system, optical network unit, optical line terminal, method of registering optical network unit, and data structure | Daisuke Umeda, Keisuke JINEN, Naruto Tanaka, Daisuke Kawase | 2021-07-20 |
| 10746946 | Host board, optical receiver, optical transmitter, optical transceiver, and method of mounting optical transceiver on host board | Daisuke Umeda, Naruto Tanaka | 2020-08-18 |
| 10103814 | Data receiving apparatus | Daisuke Umeda, Naruto Tanaka | 2018-10-16 |
| 9197950 | Optical branching/synthesizing device | Yasunori Murakami | 2015-11-24 |
| 7830933 | Optical transmitter providing a plurality of transmitter units each having a thermo-electric cooler connected in series to each other | — | 2010-11-09 |
| 7595510 | Semiconductor laser module improved in high frequency response | — | 2009-09-29 |
| 7407332 | Intelligent pluggable optical transceiver | Kazushige Oki, Hiromi Kurashima, Shojiro Kiyotake, Kou Nito, Hiroshi Murata | 2008-08-05 |
| 7195403 | Pluggable optical transceiver with highly shielded structure | Kazushige Oki, Hiromi Kurashima, Shojiro Kiyotake, Kou Nito, Hiroshi Murata | 2007-03-27 |
| 7189012 | Semiconductor laser module having a co-axial package and transmission lines for complementary driving signal | Yoshiki Kuhara, Masaki Furumai | 2007-03-13 |
| 6940091 | Semiconductor laser module and semiconductor laser apparatus | Masaki Furumai | 2005-09-06 |