Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428262 | Touchless elevator user interface | William S. Yerazunis, Aleef Mahmud | 2025-09-30 |
| 9448749 | Determining multifunction printer location based on user location and common location | Randall Scott Sparks | 2016-09-20 |
| 7997062 | Dual channel regulated fuel-oil heat exchanger | Ju Young SUN, Adam Logan | 2011-08-16 |
| 7425227 | Pleated filter element with offset emboss pattern | Christopher Hutchison | 2008-09-16 |
| 6343796 | Gasket arrangement | Edward Allen Covington | 2002-02-05 |
| 6294083 | Sump covering filter with bypass valve | Edward Allen Covington | 2001-09-25 |
| 6290843 | Oil sump with integral filter | Edward Allen Covington | 2001-09-18 |
| 6217758 | Oil sump arrangement with integral filter and heat exchanger | — | 2001-04-17 |
| 6187185 | Filter arrangement for liquids | — | 2001-02-13 |
| 6143169 | Sump arrangement with baffling | — | 2000-11-07 |
| 6013179 | Filter having an integral gasket | John Alton Laughlin, Joseph Stephen Williamson | 2000-01-11 |
| 5863424 | Filter element for oil pans and filter element/oil pan combination | — | 1999-01-26 |