Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5550598 | Convergence adjustment circuit and projection type display apparatus | Hiroshi Kawamura | 1996-08-27 |
| 4941036 | Command sensor in projection display apparatus | — | 1990-07-10 |