Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4925989 | MTBE preparation from isobutylene/TBA and methanol in presence of an acid resin catalyst | Sheldon Herbstman | 1990-05-15 |
JH
John J. Hagan
Overall (All Time): #3,902,989 of 4,157,543Top 95%
1
Patents All Time