Issued Patents 2005
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968096 | Diffraction device using photonic crystal | Kazuaki Oya, Keiji Tsunetomo, Vladimir Serikov | 2005-11-22 |
| 6919953 | Method for measuring gradient index distribution of rod lens | Minoru Taniyama | 2005-07-19 |
| 6914715 | Optical element | Tatsuhiro Nakazawa, Kazuaki Oya, Keiji Tsunetomo, Masatoshi Nara | 2005-07-05 |
| 6909557 | Optical coupling system and optical device using the same | Hideshi Nagata, Tatsuhiro Nakazawa, Yasuji Sasaki, Minoru Taniyama | 2005-06-21 |
| 6847770 | Lens function-including optical fiber and method of producing the same | Tadashi Koyama, Masami Kitano | 2005-01-25 |