Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8625943 | Waveguide device and module | Shunichi Soma, Takashi Goh, Yasuaki Hashizume, Masahiro Yanagisawa, Takanori Ishikawa +2 more | 2014-01-07 |
| 8615146 | Planar optical waveguide | Mitsuru Nagano, Akira Himeno, Masahiko Naito, Akihito Doi, Daisuke Ogawa +1 more | 2013-12-24 |
| 7974502 | Optical module and optical switch | Shinji Mino, Takeshi Kitagawa, Motohaya Ishii, Takashi Yamada, Akira Himeno +2 more | 2011-07-05 |
| 7206473 | Optical module and optical switch constituting the same | Shinji Mino, Takeshi Kitagawa, Motohaya Ishii, Takashi Yamada, Akira Himeno +2 more | 2007-04-17 |
| 7177495 | Optical module and optical switch constituting the same | Shinji Mino, Takeshi Kitagawa, Motohaya Ishii, Takashi Yamada, Akira Himeno +2 more | 2007-02-13 |
| 7116859 | Optical module and optical switch constituting the same | Shinji Mino, Takeshi Kitagawa, Motohaya Ishii, Takashi Yamada, Akira Himeno +2 more | 2006-10-03 |
| 6999652 | Optical module and optical switch constituting the same | Shinji Mino, Takeshi Kitagawa, Motohaya Ishii, Takashi Yamada, Akira Himeno +2 more | 2006-02-14 |
| 6823094 | Interferometer and its fabrication method | Takashi Goh, Makoto Abe, Yasuyuki Inoue, Takashi Saida | 2004-11-23 |
| 6546161 | No polarization dependent waveguide type optical circuit | Akira Himeno, Yoshinori Hibino, Yasuyuki Inoue | 2003-04-08 |
| 5327517 | Guided-wave circuit module and wave-guiding optical component equipped with the module | Yasufumi Yamada, Fumiaki Hanawa, Kuniharu Kato, Yasuyuki Inoue, Toru Maruno +2 more | 1994-07-05 |
| 5247594 | Waveguide-type optical matrix switch | Kuniharu Kato, Katsumi Katoh, Masao Kawachi | 1993-09-21 |
| 5117470 | Guided-wave optical circuit and method for adjusting a characteristic thereof | Yasuyuki Inoue, Masao Kawachi | 1992-05-26 |