Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407868 | Cross dichroic prism, method of making the same, and full-color projector using the same | Kazufumi Ishibashi, Tetsuo Hattori, Yasuhiro Iwaguchi, Shuichi Sugai, Tadaaki Nakamura +1 more | 2002-06-18 |
| 6345895 | Projection type display apparatus | Hiroshi Maki, Masaaki Kusano, Tetsuo Hattori, Atsushi Sekine | 2002-02-12 |