Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124670 | Method and apparatus for estimating a life-span of a cutter | Shigeru Tanaka | 2006-10-24 |
| 6681667 | Sheet cutter | Hiroyuki Kohda, Masayuki Ohyane, Tokihiko Kobayashi | 2004-01-27 |