Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131213 | Fluid level measuring device | John Dougherty, Michael Schmidt, Karen S. Slabaugh | 2006-11-07 |
| 6988403 | Fluid level measuring device | John Dougherty, Karen S. Slabaugh | 2006-01-24 |
| 6935044 | Connection system for a fluid level measuring device | John Dougherty, Michael Schmidt, Scott A. Dierks | 2005-08-30 |
| 5467666 | Non-jamming self-adjust pawl and ratchet mechanism | Wayne L. Soucie, Larry Brian Champ, Jeffrey Earl Tayon, Harold L. Carlson, Peter Koenig | 1995-11-21 |