Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5260111 | Thermoplastic films for heat seaming roof sheeting and method for covering roofs | Joseph K. Valaitis, James A. Davis | 1993-11-09 |
DL
D. Frederick Lohr
Overall (All Time): #3,837,136 of 4,157,543Top 95%
1
Patents All Time