Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4480039 | Heavy oil sample preparation | Philip J. Closmann | 1984-10-30 |
JW
James T. Wortham
Overall (All Time): #4,043,386 of 4,157,543Top 100%
1
Patents All Time