Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8035758 | Image display apparatus with light path separation to return a polarized light component | Hiroyuki Kodama | 2011-10-11 |
| 7980701 | Color combining optical system and image projection apparatus using the same | Hiroyuki Kodama | 2011-07-19 |
| 7976166 | Optical system for image projection and image projection apparatus including a polarization beam splitting surface | Atsushi Okuyama, Takashi Sudo, Ryota Kadowaki | 2011-07-12 |
| 7935920 | Illumination optical system including luminous flux conversion system | Atsushi Okuyama, Hiroyuki Kodama, Takashi Sudo | 2011-05-03 |
| 7878659 | Illumination optical system and projection-type image display apparatus using the same | Ryota Kadowaki | 2011-02-01 |