Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5394189 | Motion picture coder and system for controlling the same | Masato Motomura | 1995-02-28 |
| 4985861 | High speed digital signal processor for signed digit numbers | Masakazu Yamashina, Hachiro Yamada | 1991-01-15 |
| 4849921 | Arithmetic circuit for calculating the absolute value of the difference between a pair of input signals | Masaaki Yasumoto, Masakazu Yamashina | 1989-07-18 |
| 4612083 | Process of fabricating three-dimensional semiconductor device | Masaaki Yasumoto, Hiroshi Hayama | 1986-09-16 |