Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823822 | Process for reducing engine wear in the operation of an internal combustion engine | David Duncan, Deborah Langer, Mayur Shah | 2004-11-30 |
| 6748905 | Process for reducing engine wear in the operation of an internal combustion engine | David Duncan, Deborah Langer, Mayur Shah | 2004-06-15 |