Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7600640 | Multi-configured tool bit box | Ian Cunningham, Jonathan S. Holz | 2009-10-13 |
| 7316527 | Lockset drilling guide | David J. Trettin, Richard M. Davidian, Laverne R. Durfee, Jonathan S. Holz, Robert McRorie +1 more | 2008-01-08 |
| 7225923 | Multi-configured tool bit box | Ian Cunningham, Jonathan S. Holz | 2007-06-05 |
| 6994498 | Lockset drilling guide | David J. Trettin, Richard M. Davidian, Laverne R. Durfee | 2006-02-07 |
| 6910837 | Lockset drilling guide | David J. Trettin, Richard M. Davidian, Laverne R. Durfee | 2005-06-28 |
| 6796045 | Level with retractable hanger structure | — | 2004-09-28 |
| D481868 | Drill bit case | Ian Cunningham | 2003-11-11 |
| D477912 | Drill bit case | Ian Cunningham | 2003-08-05 |
| D477714 | Drill bit case | Ian Cunningham | 2003-07-29 |