Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7430344 | Acousto-optic device and fabrication method of acousto-optic device | Hiroshi Miyata, Tadao Nakazawa, Yumi Nakazawa | 2008-09-30 |
| 7388703 | Optical transmission device and optical phase modulator | — | 2008-06-17 |
| 7340115 | Optical wavelength tunable filter | Hiroshi Miyata | 2008-03-04 |
| 7302121 | Optical device and drive voltage supply device | Hiroshi Miyata, Tadao Nakazawa | 2007-11-27 |
| 7218797 | Acousto-optic device and fabrication method of acousto-optic device | Hiroshi Miyata, Tadao Nakazawa | 2007-05-15 |
| 7062109 | Acousto-optic device | Hiroshi Miyata | 2006-06-13 |