Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7113211 | Video signal processing circuit, viewfinder apparatus, television camera, and image monitor apparatus | Kenichi Seino, Tomoyasu Katsuyama, Yoshihiro Date, Naoki Hagiwara | 2006-09-26 |
| 6515643 | Image display apparatus suited to viewfinder | Tomoyasu Katsuyama, Yoshihiro Date, Naoki Hagiwara | 2003-02-04 |
| 6384867 | Video display apparatus capable of displaying video signals of a plurality of types with different specifications | Kenichi Seino, Tomoyasu Katsuyama, Yoshihiro Date, Naoki Hagiwara | 2002-05-07 |
| 5991467 | Image reading apparatus containing light receiving transistors and switching transistors | — | 1999-11-23 |
| 4653856 | Support construction for optical systems | — | 1987-03-31 |