Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935750 | Display device and display optical system unit | Mikio Shiraishi, Yasuo Ohtsuka, Toru Numata | 2005-08-30 |
| 6857749 | Projection type display apparatus | Mikio Shiraishi, Yasuo Otsuka, Nobuyuki Kaku, Hidehiro Ikeda | 2005-02-22 |