Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5050019 | Method for automatic continuous changing of cartridge-type magnetic tapes | Toshihiro Koyama, Masatoshi Ishikawa | 1991-09-17 |
| 5032938 | Method and apparatus for controlling reel-to-reel tape transportation | Fujio Tajima, Kenji Toki | 1991-07-16 |
| 4786992 | Apparatus and method for controlling tape tension using acceleration and average tension deviation information to adjust motor drive currents | Fujio Tajima, Atsushi Ichikawa, Hiroshi Maejima | 1988-11-22 |