Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084404 | Crankcase lubricating oil composition for protection of silver bearings in locomotive diesel engines | Melanie F. Tobias, Kenneth D. Nelson, Elaine S. Yamaguchi | 2011-12-27 |