Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897751 | Multicore polarization-maintaining fiber | Kazuyuki Hayashi, Kazuhiko Aikawa | 2018-02-20 |
| 9400352 | Polarization-maintaining optical fiber | Kazuyuki Hayashi | 2016-07-26 |
| 8958677 | Polarization-maintaining optical fiber | Kazuyuki Hayashi, Yutaka Endoh, Kazuhiko Aikawa, Manabu Kudoh | 2015-02-17 |
| 8641274 | Polarization-maintaining fiber and optical fiber sensor using same | Koji Omichi, Yoshihiro Terada, Yutaka Endoh, Kazuyuki Hayashi, Kazuhiko Aikawa +1 more | 2014-02-04 |
| 7440673 | Radiation resistant single-mode optical fiber and method of manufacturing thereof | Kazuhiko Aikawa, Naoki Shamoto, Manabu Kudoh, Takashi Tsumanuma | 2008-10-21 |
| 7430353 | Polarization-maintaining optical fiber and optical fiber gyro | Kazuhiko Aikawa, Kazuyuki Hayashi, Manabu Kudoh | 2008-09-30 |
| 7292762 | Hole-assisted holey fiber and low bending loss multimode holey fiber | Ning Guan, Katsuhiro Takenaga, Kazuhiko Aikawa, Kuniharu Himeno | 2007-11-06 |
| 7289687 | Polarization-maintaining optical fiber | Kuniharu Himeno, Yukihiro Sakaguchi, Tatsuya Itoh | 2007-10-30 |