Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5957625 | In-ground barrier | — | 1999-09-28 |
| 5911546 | In-ground barrier | — | 1999-06-15 |
| 5624552 | In-ground water treatment system | John A. Cherry, David J. Lang | 1997-04-29 |
| 5490743 | System for installing material in the ground | — | 1996-02-13 |
| 5487622 | System for treating polluted groundwater | John A. Cherry, Robert W. Gillham | 1996-01-30 |
| 5437520 | Sealing system for in-ground barrier | John A. Cherry | 1995-08-01 |
| 5228345 | Apparatus for collecting samples from ground-holes | — | 1993-07-20 |