Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410041 | Lifting and lowering tool | Ralf Strauss, Robin E. Smith | 2025-09-09 |
| 12179374 | Pivoting ramped blade lock | Ralf Strauss | 2024-12-31 |
| 12162176 | Utility knife | Frederick S. Hansen, David A. Webb | 2024-12-10 |
| 11571824 | Utility knife | Frederick S. Hansen, David A. Webb | 2023-02-07 |
| 10661365 | Folding multi saw | — | 2020-05-26 |
| 10252428 | Utility knife with skewed pivotal blade lock | Eric Ranieri, Thomas Pelletier | 2019-04-09 |
| 9421672 | Clamp assembly | Robert Christie, James Spaulding, Karl Vanderbeek, Nidta Viyakornvilas | 2016-08-23 |
| 8793881 | Utility knife with blade lock | Edward Iliffe, Martin Charles Price | 2014-08-05 |
| 8783671 | Clamp | Eric Ranieri, Robert Christie, Stephen J. Skeels | 2014-07-22 |
| 8763260 | Modular saw | Eric Ranieri, Robert Christie | 2014-07-01 |
| 8683703 | Utility knife with blade wiper | Edward Iliffe | 2014-04-01 |
| 8567070 | Utility knife with blade snapper | Edward Iliffe | 2013-10-29 |
| 8549755 | Compact utility knife | Eric Ranieri, Gary Van Deursen | 2013-10-08 |
| 8413339 | Quick change snap off knife | Eric Ranieri, Brian Keers | 2013-04-09 |
| 8312632 | Saw blade handle with replaceable blades | Stewart Hawley | 2012-11-20 |
| 7930829 | Compact utility knife | Eric Ranieri, Gary Van Deursen | 2011-04-26 |
| 7797836 | Compact utility knife | Eric Ranieri, Gary Van Deursen | 2010-09-21 |
| 7603779 | Double ended knife | — | 2009-10-20 |
| 7604224 | Motorized clamp | John Alexander | 2009-10-20 |
| 7520059 | Compact utility knife | Eric Ranieri, Gary Van Deursen | 2009-04-21 |
| 7389978 | Adjustable clamp | Keith M. Lombardi, Alisdair Cumming | 2008-06-24 |
| 7296354 | Combination utility and sporting knife | Gary Van Deursen, Craig Roberts | 2007-11-20 |
| 7131642 | Adjustable clamp | Keith M. Lombardi, Alisdair Cumming | 2006-11-07 |
| 7090209 | Adjustable clamp and method of using an adjustable clamp | — | 2006-08-15 |
| 6971178 | Replaceable blade knife | — | 2005-12-06 |