Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471152 | Dancer roll mechanism and web feeding apparatus incorporating such dancer roll mechanism | Katsumi Takemi | 2002-10-29 |
| 6329816 | Method of and apparatus for measuring the thickness of a magnetic layer in a magnetic recording medium | Takashi Ono | 2001-12-11 |
| 4997120 | Method and apparatus for controlling tension with a lock mechanism | Hiroaki Tanaka | 1991-03-05 |