Issued Patents 2002
Showing 1–1 of 1 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, Kiyoshi Numazaki, Shuichi Sugai, Tadaaki Nakamura +1 more | 2002-06-18 |