Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D602757 | Utility knife | Masaki Kishida | 2009-10-27 |
| D567622 | Utility knife | — | 2008-04-29 |
| D560462 | Utility knife | — | 2008-01-29 |
| D559651 | Utility knife | — | 2008-01-15 |
| D553936 | Utility knife | — | 2007-10-30 |
| D523316 | Utility knife | Katsuyuki Kondo | 2006-06-20 |
| D517894 | Utility knife | Katsuyuki Kondo | 2006-03-28 |
| D499948 | Utility knife | Katsuyuki Kondo | 2004-12-21 |
| D497301 | Utility knife | Katsuyuki Kondo | 2004-10-19 |
| 6161290 | Utility knife | — | 2000-12-19 |