Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4564159 | Automatic balloon launching system | Geoffrey E. Hill | 1986-01-14 |
| 4494714 | Automatic balloon launching system | Geoffrey E. Hill | 1985-01-22 |
| 4441363 | Apparatus and method for measuring concentrations of supercooled liquid water | Geoffrey E. Hill, Duane G. Chadwick | 1984-04-10 |