Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7106929 | Waveguide device | — | 2006-09-12 |
| 7076125 | Optical circuit element and production method therefor, array-form optical circuit element, optical circuit device using it | Hikaru Kouta, Mikio Oda, Taro Kaneko, Yutaka Urino | 2006-07-11 |
| 7020367 | Optical coupler | Kouichi Suzuki, Yutaka Urino | 2006-03-28 |
| 6876782 | Integrated type optical waveguide device | Toshiyuki Kambe | 2005-04-05 |
| 6684013 | Optical waveguide device to be optically poled, method of manufacturing optical waveguide device to be optically poled, and method of optically poling optical waveguide device | Yuko Seki, Yutaka Urino, Akio Furukawa, Naoki Ofusa, Shigeru Yoneda | 2004-01-27 |
| 6192712 | Optical waveguide fabrication method | Takashi Saito | 2001-02-27 |