Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9897751 | Multicore polarization-maintaining fiber | Kazuyuki Hayashi, Katsuaki Izoe | 2018-02-20 |
| 8958677 | Polarization-maintaining optical fiber | Kazuyuki Hayashi, Katsuaki Izoe, Yutaka Endoh, Manabu Kudoh | 2015-02-17 |
| 8873915 | Low-loss optical fiber over wide wavelength range and method of manufacturing the same | Masahiro Asano, Kazuyuki Hayashi, Masami Miyachi, Manabu Kudoh | 2014-10-28 |
| 8641274 | Polarization-maintaining fiber and optical fiber sensor using same | Koji Omichi, Yoshihiro Terada, Yutaka Endoh, Kazuyuki Hayashi, Katsuaki Izoe +1 more | 2014-02-04 |
| 7496261 | Dispersion compensating optical fiber and dispersion compensating optical fiber module | Yutaka Nagasawa, Shogo Shimizu, Takaaki Suzuki, Masakazu Nakayama, Kuniharu Himeno +3 more | 2009-02-24 |
| 7440673 | Radiation resistant single-mode optical fiber and method of manufacturing thereof | Katsuaki Izoe, Naoki Shamoto, Manabu Kudoh, Takashi Tsumanuma | 2008-10-21 |
| 7430353 | Polarization-maintaining optical fiber and optical fiber gyro | Katsuaki Izoe, Kazuyuki Hayashi, Manabu Kudoh | 2008-09-30 |
| 7418178 | Multi-core fiber | Manabu Kudou, Takashi Tsumanuma | 2008-08-26 |
| 7412128 | Higher order mode dispersion compensating fiber and mode converter for higher order fiber | Ning Guan, Masashi Ikeda, Kuniharu Himeno, Koichi Harada | 2008-08-12 |
| 7292762 | Hole-assisted holey fiber and low bending loss multimode holey fiber | Ning Guan, Katsuhiro Takenaga, Katsuaki Izoe, Kuniharu Himeno | 2007-11-06 |
| 7267495 | Connection method and connecting structure for photonic crystal fiber | Ryuji Suzuki, Kuniharu Himeno, Ning Guan | 2007-09-11 |
| 7263267 | Higher order mode dispersion compensating fiber and mode converter for higher order fiber | Ning Guan, Masashi Ikeda, Kuniharu Himeno, Koichi Harada | 2007-08-28 |
| 7233728 | Dispersion compensating optical fiber | Shogo Shimizu, Ryuji Suzuki, Masakazu Nakayama, Kuniharu Himeno | 2007-06-19 |
| 7181115 | Dispersion compensating fiber module, and optical fiber transmission line | Ryuji Suzuki, Kuniharu Himeno | 2007-02-20 |
| 7076139 | Optical fiber and optical transmission system | Takashi Suzuki, Akira Wada, Ryozo Yamauchi, Takaaki Suzuki, Shoichiro Matsuo +1 more | 2006-07-11 |
| 7036995 | Joint loss minimizing connection structure for dispersion compensating optical fiber | Takaaki Suzuki, Shogo Shimizu, Kuniharu Himeno | 2006-05-02 |
| 7031581 | Wavelength division multiplexed transmission path and dispersion-compensating fiber used therein | Manabu Saitou, Shoichiro Matsuo | 2006-04-18 |
| 6980723 | Dispersion-compensating optical fiber and hybrid transmission line | Manabu Saitou, Takaaki Suzuki, Shoichiro Matsuo, Takashi Suzuki, Koichi Harada +1 more | 2005-12-27 |
| 6965719 | Dispersion compensating optical fiber and dispersion compensating optical fiber module | Yutaka Nagasawa, Shogo Shimizu, Takaaki Suzuki, Masakazu Nakayama, Kuniharu Himeno +3 more | 2005-11-15 |
| 6937805 | Dispersion compensating fiber and dispersion compensating fiber module | Shogo Shimizu, Takaaki Suzuki, Ryuji Suzuki, Masakazu Nakayama, Kuniharu Himeno | 2005-08-30 |
| 6876803 | Optical transmission system | Shogo Shimizu, Masakazu Nakayama, Kuniharu Himeno | 2005-04-05 |
| 6813430 | Dispersion-compensating optical fiber and hybrid transmission line | Manabu Saitou, Takaaki Suzuki, Shoichiro Matsuo, Takashi Suzuki, Koichi Harada +1 more | 2004-11-02 |
| 6519402 | Dispersion compensating optical fiber, and dispersion compensating optical fiber module | Takaaki Suzuki, Kuniharu Himeno | 2003-02-11 |
| 5995695 | Dispersion compensating optical fiber | Akira Wada, Kuniharu Himeno, Ryozo Yamauchi | 1999-11-30 |
| 5689578 | Polarized wave holding optical fiber, production method therefor, connection method therefor, optical amplifier, laser oscillator and polarized wave holding optical fiber coupler | Ryozo Yamauchi, Kuniharu Himeno, Minoru Sawada, Fumio Suzuki, Tetsuo Nozawa +1 more | 1997-11-18 |