Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9817192 | Optical module, optical module mounting method, optical module-mounted circuit substrate, optical module evaluation kit system, circuit substrate, and communication system | Yozo ISHIKAWA, Naoya Nishimura, Toshinori Uemura, Hideyuki Nasu | 2017-11-14 |
| 9632265 | Optical module, optical module mounting method, optical module-mounted circuit substrate, optical module evaluation kit system, circuit substrate, and communication system | Yozo ISHIKAWA, Naoya Nishimura, Toshinori Uemura, Hideyuki Nasu | 2017-04-25 |
| 8632263 | Optical module mounting unit and optical module | Hideyuki Nasu | 2014-01-21 |
| 8382384 | Optical module mounting unit and optical module | Hideyuki Nasu | 2013-02-26 |
| 6829418 | Optical waveguide circuit device | Kazuhisa Kashihara, Kazutaka Nara, Tunetoshi Saito | 2004-12-07 |
| 6826332 | Arrayed waveguide grating and its method for correcting center wavelength | Tsunetoshi Saito, Kazuhisa Kashihara, Kanji Tanaka, Junichi Hasegawa, Yoshimi Ono | 2004-11-30 |
| 6763164 | Method for manufacturing a planar lightwave circuit, and planar waveguide circuit | Kazuhisa Kashihara, Kazutaka Nara | 2004-07-13 |
| 6757453 | Optical waveguide module | Tsunetoshi Saito, Kazuhisa Kashihara | 2004-06-29 |
| 6668116 | Arrayed waveguide grating type optical multiplexer/demultiplexer | Kazuhisa Kashihara, Kazutaka Nara, Tunetoshi Saito | 2003-12-23 |
| 6668117 | Arrayed waveguide grating optical multiplexer demultiplexer | Junichi Hasegawa, Atsushi Hi Raizumi, Tsunetoshi Saito | 2003-12-23 |
| 6584270 | Fixed component and optical component employing the same | Kazuhisa Kashihara, Kanji Tanaka | 2003-06-24 |
| 6456763 | Arrayed waveguide grating type optical multiplexer/demultiplexer and a method of manufacturing the same | Kazuhisa Kashihara, Kazutaka Nara | 2002-09-24 |
| 6360047 | Optical waveguide circuit and method of fabricating same | Shirou Nakamura | 2002-03-19 |