Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7901784 | Optical waveguide, optical transmitter and receiver module, and laminated structure | Keiichi Kuramoto, Hiroaki Izu, Koji Yamano, Hitoshi Hirano, Youhei Nakagawa | 2011-03-08 |
| 7887910 | Laminated optical element | Keiichi Kuramoto, Nobuhiko Hayashi, Hitoshi Hirano, Masaya Nakai | 2011-02-15 |