Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7904229 | Method for determination of engine lubrication oil consumption | Rhonda Dawn Walthall, Walter Ernest Ainslie, Michael E. Mehrer, David Ronald Adair | 2011-03-08 |
WD
William K. Dornfeld
Overall (All Time): #3,243,316 of 4,157,543Top 80%
1
Patents All Time