Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481346 | Optical connection member, optical connector, and optical fiber having connector | — | 2019-11-19 |
| 9739948 | Lens-equipped connector | Takuro Watanabe | 2017-08-22 |
| 9551835 | Grin lens array, lens-mounted connector, and lens-mounted connector system | Dai Sasaki, Osamu SHIMAKAWA, Hajime Arao, Yuuichi Mitose, Takuro Watanabe +1 more | 2017-01-24 |
| 9297963 | Optical connector ferrule | Takayuki Nakamura, Takao Fujiki, Tomomi Sano | 2016-03-29 |
| 8844602 | Method of processing terminus of optical fiber and terminus processing tool | Kazuhito Saito, Wataru Sakurai | 2014-09-30 |
| 8511910 | Optical connector and method of assembling the same | Kenichiro Ohtsuka, Masahiro Hamada, Mitsuru Kihara, Hitoshi Son | 2013-08-20 |
| 8480311 | Optical connector, method of attaching the optical connector to coated optical fiber, and optical connection member | Kenichiro Ohtsuka, Masahiro Hamada, Mitsuaki Tamura, Mitsuru Kihara, Ryo Koyama +1 more | 2013-07-09 |
| 8388238 | Ferrule, and method of producing an optical waveguide connector, and optical waveguide connector which use the ferrule | Mitsuaki Tamura, Hikaru Kouta, Kaichiro Nakano, Hideyuki Ono, Chiemi Tanaka | 2013-03-05 |
| 8292514 | Optical connecting member and method of fitting the same | Kenichiro Ohtsuka, Mitsuaki Tamura, Masahiro Hamada, Mitsuru Kihara, Ryo Koayama | 2012-10-23 |
| 8196793 | Optical fiber cutting apparatus and optical fiber cutting method | Kenichiro Ohtsuka, Mitsuaki Tamura | 2012-06-12 |
| 7717623 | Optical connector and optical connector assembling method | Kenichiro Ohtsuka, Kazuhito Saito, Wataru Sakurai, Yuko Masunaga | 2010-05-18 |
| 7680365 | Optical fiber sheet and its manufacturing method | Kazuhito Saito, Masao Kinoshita, Hiroshi Masuda, Shuji Suzuki, Osamu Ibaragi | 2010-03-16 |
| 7203399 | Optical fiber and fiber grating type filter including the same | Shinji Ishikawa, Toshiki Taru, Masakazu Shigehara | 2007-04-10 |
| 6952511 | Gain equalizer and optical amplification apparatus | Masakazu Shigehara | 2005-10-04 |
| 6842568 | Method of making diffraction grating device, diffraction grating device, and apparatus for making diffraction grating device | Ken Hashimoto, Akira Inoue | 2005-01-11 |
| 6804437 | Diffraction grating device manufacturing method, diffraction grating device manufacturing apparatus, and diffraction grating device | Kiyotaka Murashima, Ken Hashimoto, Toshikazu Shibata, Akira Inoue, Masakazu Shigehara | 2004-10-12 |
| 6766080 | Optical waveguide type defraction grating device and a method of manufacturing thereof | Masakazu Shigehara | 2004-07-20 |
| 6519389 | Method of making diffraction grating device, diffraction grating device, and apparatus for making the same | Ken Hashimoto, Akira Inoue | 2003-02-11 |