Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696060 | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions | Jeffry G. Dietz, Paul E. Adams | 1997-12-09 |
| 5696067 | Hydroxy-group containing acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions | Paul E. Adams, Jeffry G. Dietz | 1997-12-09 |
| 5629448 | Alcohol modified process for preparing bis-substituted phenolic amides | Richard M. Lange, Stephen H. Stoldt | 1997-05-13 |
| 5620949 | Condensation products of alkylphenols and aldehydes, and derivatives thereof | Marvin B. DeTar | 1997-04-15 |
| 5614670 | Movable seismic pavement analyzer | Soheil Nazarian, Kevin Louis Crain | 1997-03-25 |