Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4704411 | Process for preparing rigid polyurethane foams | Michael A. P. Gansow, Omar B. Shadid | 1987-11-03 |
JS
Johannes E. G. Spork
Overall (All Time): #3,984,848 of 4,157,543Top 100%
1
Patents All Time