Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4694361 | Data transfer apparatus having a simplified clamp mechanism for holding a disklike record medium in place | Tsutomu Kawasaki, Yoshiaki Sakai | 1987-09-15 |
| 4689782 | Recording disk centering and clamping apparatus | Kiyoshi Hirasawa | 1987-08-25 |
| 4665454 | Data transfer apparatus for use with a magnetic disk cartridge | Toshio Ihana | 1987-05-12 |
| 4207494 | Microwave tubes provided with permanent magnet type magnetic circuits | Fujio Hatakenaka, Hisaaki Sato, Shigemoto Murata, Yoji Morishita | 1980-06-10 |