Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924224 | High-accuracy A/D converter | Kenichiro Takahasi | 1990-05-08 |
| 4814761 | Method and apparatus for communication control in loop communication network | Kenitiro Takahashi | 1989-03-21 |
| 4494005 | Beam scanning control device for ion implantation system | Atsushi Shibata | 1985-01-15 |
| 4264822 | Electron beam testing method and apparatus of mask | Teiji Katsuta | 1981-04-28 |