Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11710914 | Optical module | Tomonori Azuma, Koji Otsubo | 2023-07-25 |
| 11415764 | Optical module | Teruhiro Kubo, Yuka Ojima, Tomoyuki Ito | 2022-08-16 |
| 10536217 | Optical transmission module and control method of optical transmission module | — | 2020-01-14 |
| 9515728 | Light source module and optical transceiver | — | 2016-12-06 |
| 8520710 | Optical transmission module and controlling method for optical transmission module | — | 2013-08-27 |
| 7787717 | Optical waveguide device | Yasuhiro Ohmori, Shinji Maruyama, Masaharu Doi | 2010-08-31 |
| 7386198 | Optical waveguide device | Yasuhiro Ohmori, Shinji Maruyama, Masaharu Doi | 2008-06-10 |
| 7315676 | Optical modulator, optical waveguide device and acousto-optic tunable filter apparatus | Masaharu Doi, Shuuichi Miyawaki | 2008-01-01 |
| 7289703 | Optical modulator, optical waveguide device and acousto-optic tunable filter apparatus | Masaharu Doi, Shuuichi Miyawaki | 2007-10-30 |
| 7280713 | Optical modulator, optical waveguide device and acousto-optic tunable filter apparatus | Masaharu Doi, Shuuichi Miyawaki | 2007-10-09 |
| 7113677 | Optical modulator, optical waveguide device and acousto-optic tunable filter apparatus | Masaharu Doi, Shuuichi Miyawaki | 2006-09-26 |
| 7006715 | Optical modulator of clock modulation type | Masaharu Doi, Takehito Tanaka | 2006-02-28 |
| 6999223 | Optical modulator | Minoru Seino, Takehito Tanaka, Masaharu Doi, Tadao Nakazawa | 2006-02-14 |
| 6741379 | Optical module having element for optical phase shift using electro-optic effect | Yoshihiko Kaitoh, Takehito Tanaka | 2004-05-25 |
| 6678428 | Optical modulator | Minoru Seino, Takehito Tanaka, Masaharu Doi, Tadao Nakazawa | 2004-01-13 |
| 6594407 | Optical modulator of clock modulation type | Masaharu Doi, Takehito Tanaka | 2003-07-15 |
| 6490303 | Laser diode module | Manabu Komiyama, Shunichi Sato, Noboru Sonetsuji, Saeko Yokoi | 2002-12-03 |
| 5966938 | Peltier control circuit and a peltier device structure | Yasunori Nagakubo, Takashi Tsuda, Shunichi Sato, Saeko Yokoi, Manabu Komiyama +2 more | 1999-10-19 |
| 5760946 | Optical isolator, faraday rotator suitable for use in the same, and laser diode module incorporating the same | Saeko Yokoi, Takayuki Masuko, Shunichi Satoh, Manabu Komiyama | 1998-06-02 |
| 5751877 | Semiconductor laser module | Toshio Ohya, Shunichi Satoh, Noboru Sonetsuji, Manabu Komiyama | 1998-05-12 |
| 5703893 | Laser diode module | Manabu Komiyama, Shunichi Sato, Noboru Sonetsuji, Saeko Yokoi | 1997-12-30 |
| 5515682 | Peltier control circuit and a peltier device structure | Yasunori Nagakubo, Takashi Tsuda, Shunichi Sato, Saeko Yokoi, Manabu Komiyama +2 more | 1996-05-14 |
| 5214660 | Laser diode module and method for fabricating the same | Takayuki Masuko, Shunichi Satoh | 1993-05-25 |
| 5212699 | Temperature-controlling laser diode assembly | Takayuki Masuko, Shunichi Satoh, Toshio Ohya | 1993-05-18 |
| 5150230 | Rod lens fixing method and fiber collimator manufactured thereby | Takayuki Masuko, Shunichi Satoh, Toshio Ohya | 1992-09-22 |