Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7231101 | Electro-optic waveguide device capable of suppressing bias point DC drift and thermal bias point shift | — | 2007-06-12 |
| 7171063 | Controllable electro-optic device having substrate trenches between electrodes | Gilbert Feke, Karl Kissa | 2007-01-30 |
| 6980705 | Optical waveguide device | Yasuyuki Miyama, Toshihiro Sakamoto | 2005-12-27 |
| 6956980 | Optical waveguide type optical modulator and production method therefor | Yasuyuki Miyama, Futoshi Yamamoto, Takashi Shinriki, Ryo Shimizu | 2005-10-18 |
| 6806113 | Optical waveguide device and method for forming optical waveguide device | Yasuyuki Miyama, Toshihiro Sakamoto, Tetsuya Fujino | 2004-10-19 |
| 6583480 | Electro-optical element having protective film on top and side surfaces of buffer layer | Yasuyuki Miyama | 2003-06-24 |
| 6539153 | Light limiter | Yasuhisa Taneda, Takaaki Ogata, Junichiro Ichikawa, Kaoru Higuma | 2003-03-25 |
| 6233385 | Light limiter | Yasuhisa Taneda, Takaaki Ogata, Junichiro Ichikawa, Kaoru Higuma | 2001-05-15 |
| 6218658 | Optical fuse | Yasuhisa Taneda, Takaaki Ogata, Junichiro Ichikawa, Kaoru Higuma | 2001-04-17 |
| 6134372 | Light intensity attenuator and attenuating method | Junichiro Ichikawa, Kaoru Higuma, Junichiro Minowa, Takaaki Ogata, Yasuhisa Taneda | 2000-10-17 |
| 5727105 | Package structure for optical element and fibers and composite structure thereof | Masaru Shiroishi, Tsutomu Saito, Takashi Tateyama, Mithuru Sakuma | 1998-03-10 |
| 5613026 | Package structure for optical element and fibers and composite structure thereof | Masaru Shiroishi, Tsutomu Saito, Takashi Tateyama, Mithuru Sakuma, Naoki Kougo +3 more | 1997-03-18 |
| 5526448 | Optical waveguide modulator having a reduced D.C. drift | Junichiro Minowa, Manabu Yamada, Junichiro Ichikawa, Jamshid Nayyer, Shinichi Shimotsu +6 more | 1996-06-11 |
| 5359690 | Cutting method and apparatus for removing a secondary coating layer from a jacketed optical fiber | Ryosuke Kaizu, Nobuhide Miyamoto, Makoto Shimada | 1994-10-25 |