Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6357693 | Tape guide roll with an inner cylinder recessed from an outer cylinder at the ends | Masanori Abe | 2002-03-19 |
| 5794258 | System for transmitting figure data within a retrievable range according to the date and time of update | Yoichi Ishikawa, Hiroto Sato | 1998-08-11 |