Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7995275 | Polarization conversion element, polarization conversion optical system and image projecting apparatus | Kazuhiro Fujita | 2011-08-09 |
| 7961392 | Polarization beam splitter and polarization conversion element | Kazusi Shibata | 2011-06-14 |