Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345613 | Pressure-operated portable siphon apparatus for removing concentrations of liquid from a gas pipeline | James W. Patterson | 1982-08-24 |
| 4282894 | Pressure-operated portable siphon apparatus for removing concentrations of liquid from a gas pipeline | James W. Patterson | 1981-08-11 |