Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7466488 | Optical element producing method and optical element | Hiroshi Miyakoshi, Kazumi Furuta, Masahiro Morikawa, Osamu Masuda | 2008-12-16 |
| 7329378 | Molding method, cooling apparatus and optical element | Hiroshi Miyakoshi, Kazumi Furuta, Masahiro Morikawa, Osamu Masuda | 2008-02-12 |
| 7319558 | Wide-band wave plate and a controlling method thereof | Osamu Masuda, Kazumi Furuta | 2008-01-15 |
| 7121741 | Optical communication module | Kazumi Furuta, Yukihiro Ozeki | 2006-10-17 |