Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9032634 | Transparent measuring device with enhanced viewing windows | Elmer J. Norgard | 2015-05-19 |
| 8904661 | Transparent measuring device with enhanced viewing windows | Elmer J. Norgard | 2014-12-09 |
| 7989779 | Universal door handle sanitizer device | Martin M. Abitzsch | 2011-08-02 |
| 7509745 | Non-slip measuring tool and method of making | Margaret Schafer, Ansel Kelman | 2009-03-31 |