Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814501 | Process for preparing N,N-dimethyl 2-(methylthio) benzamides and analogs | Bruce E. Witzel, Robert K. Baker, Philippe L. Durette | 1989-03-21 |
RF
Robert A. Frankshun
Overall (1989): #63,502 of 140,708Top 50%
1
Patents 1989