Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4457834 | Recovery of hydrogen | John Caspers | 1984-07-03 | $2,866,000 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4457834 | Recovery of hydrogen | John Caspers | 1984-07-03 | $2,866,000 |