Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4661529 | Polyurethane and urethane-modified isocyanurate foams and a polyol composition useful in their preparation | E. Kuhn, J. A. Thoen | 1987-04-28 |
JB
J. Den Boer
Overall (All Time): #3,973,222 of 4,157,543Top 100%
1
Patents All Time