Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11333828 | Optical connection component | Masanori Takahashi, Mitsuhiro IWAYA | 2022-05-17 |
| 10139574 | Multi-core connector, connector, and connector connection mechanism | Kengo Watanabe, Katsuki Suematsu, Mitsuhiro IWAYA, Kohei KAWASAKI, Masahito Morimoto | 2018-11-27 |
| 10012803 | Optical fiber bundle structure and optical fiber connection structure | Kengo Watanabe | 2018-07-03 |
| 9829652 | Connector structure and connector connection structure | Kengo Watanabe | 2017-11-28 |
| 9692201 | Optical-fiber-bundle structure, rare-earth-doped multi-core fiber, connection structure therefor, method for exciting rare-earth-doped multi-core fibers, and multi-core-optical-fiber amplifier | Kengo Watanabe, Yukihiro TSUCHIDA, Koichi Maeda, Katsunori Imamura | 2017-06-27 |
| 9658410 | Optical connector, method for aligning multi-core fiber with bundle structure, and fiber arrangement conversion member | Kengo Watanabe | 2017-05-23 |
| 9541707 | Method for connecting multi-core fiber, multi-core fiber, and method for manufacturing multi-core fiber | Katsunori Imamura, Kengo Watanabe | 2017-01-10 |
| 9225141 | Multi-core amplification optical fiber and multi-core optical fiber amplifier | Yukihiro TSUCHIDA, Koichi Maeda, Yu Mimura, Hiroshi Matsuura, Kengo Watanabe +4 more | 2015-12-29 |
| 9158064 | Method for producing bundle structure including a plurality of optical fibers, method for connecting optical fibers, bundle terminal structure comprising capillary and optical fibers, and fiber connection structure comprising bundle terminal structure comprising capillary and optical fibers | Kengo Watanabe | 2015-10-13 |
| 8920042 | Optical connector, optical fiber incorporating method, and electronic information equipment | Tsuyoshi Aoki, Shigenori Aoki, Hidenobu Muranaka, Mitsuhiro IWAYA, Katsuki Suematsu | 2014-12-30 |
| 7010184 | Optical module | Junichi Hasegawa | 2006-03-07 |
| 6830384 | Optical fiber module | Junichi Hasegawa, Kanji Tanaka, Kazuhisa Kashihara | 2004-12-14 |
| 6826332 | Arrayed waveguide grating and its method for correcting center wavelength | Kazuhisa Kashihara, Kanji Tanaka, Junichi Hasegawa, Yoshinobu Nekado, Yoshimi Ono | 2004-11-30 |
| 6769817 | Optical fiber module | Junichi Hasegawa, Kanji Tanaka, Kazuhisa Kashihara | 2004-08-03 |
| 6757453 | Optical waveguide module | Yoshinobu Nekado, Kazuhisa Kashihara | 2004-06-29 |
| 6748156 | Optical fiber array and optical light-wave device, and connecting the same | Toshihiko Ota | 2004-06-08 |
| 6668117 | Arrayed waveguide grating optical multiplexer demultiplexer | Junichi Hasegawa, Atsushi Hi Raizumi, Yoshinobu Nekado | 2003-12-23 |
| 6529670 | Optical fiber array and optical light-wave device, and connecting the same | Toshihiko Ota | 2003-03-04 |
| 6490395 | Arrayed waveguide grating and method for compensating optical transmitting center wavelength of light traveling through the same | Kazutaka Nara, Takeshi Nakajima, Kazuhisa Kashihara | 2002-12-03 |
| 6445853 | Arrayed waveguide grating | Kazuhisa Kashihara, Takeshi Nakajima | 2002-09-03 |
| 6415071 | Optical wavelength multiplexed transmission module, and wavelength multiplexed transmission system using the same | Toshihiko Ota | 2002-07-02 |
| 6377723 | Optical waveguide circuit, and method for compensating the light transmission wavelength | Toshihiko Ohta | 2002-04-23 |
| 6045269 | Multicore optical connector and method of producing the connector | Tomohiro Watanabe, Kazunori Watanabe, Etsuzo Sato, Toshihiko Ota, Nobuo Tomita | 2000-04-04 |