Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798659 | Addition of calcium compounds to the carbothermic reduction of silica | Vishu D. Dosaj, James E. Trunzo | 1989-01-17 |
DF
Daniel H. Filsinger
Overall (All Time): #3,919,245 of 4,157,543Top 95%
1
Patents All Time