Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9645322 | Optical probe for optical coherence tomography and manufacturing method therefor | Mitsuharu Hirano | 2017-05-09 |
| 9453966 | Optical probe | Takemi Hasegawa, Ryo Yamaguchi | 2016-09-27 |
| 8861920 | Optical fiber holder and method for holding coated optical fiber | Ryuichiro Sato, Hiroyasu Toyooka, Toshihiko Homma | 2014-10-14 |
| 8641300 | Spliced optical cable assembly | Hiroyasu Toyooka, Toshihiko Homma, Ryuichiro Sato, Keitaro Iwai | 2014-02-04 |
| 7313293 | Optical power monitoring apparatus, optical power monitoring method, and light receiving device | Akira Inoue, Takeo Komiya | 2007-12-25 |
| 7046428 | Raman amplifier | Tetsufumi Tsuzaki | 2006-05-16 |
| 6876791 | Diffraction grating device | Ken Hashimoto, Toru Iwashima | 2005-04-05 |
| 6804437 | Diffraction grating device manufacturing method, diffraction grating device manufacturing apparatus, and diffraction grating device | Ken Hashimoto, Toshikazu Shibata, Akira Inoue, Masaki Ohmura, Masakazu Shigehara | 2004-10-12 |
| 6775055 | Raman amplifier | Tetsufumi Tsuzaki | 2004-08-10 |
| 6483955 | Diffraction grating device | Manabu Shiozaki, Toru Iwashima, Masakazu Shigehara | 2002-11-19 |