Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6770605 | Modified polyisobutylene succinimide dispersants having improved seal, sludge, and deposit performance | Carl F. Stachew, William D. Abraham, Mary Galic Raguz | 2004-08-03 |
| 6764982 | Lubricating oil composition | Ewa A. Bardasz, Virginia A. Carrick, William D. Abraham | 2004-07-20 |