Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7298964 | Recording system, video camera device and video image recording method | Kenji Ishikawa, Takuya Sayama, Akihiko Ohtani | 2007-11-20 |
| 6717435 | Programmable logic device and programming method | Takuya Sayama | 2004-04-06 |