Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5160438 | Method and means of sampling large regions of liquid for pollution or biological activity using bubbles | — | 1992-11-03 |
| 4689986 | Variable frequency gas-bubble-manipulating apparatus and method | Paul Carson | 1987-09-01 |