Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5493743 | Ozone assisted laundry wash process and waste water treatment system | Joe T. Lee, Jr., Richard S. Dingler, Charles Pearsall | 1996-02-27 |
| 5241720 | Laundry waste water treatment and wash process | Richard Engel, John B. Gallo, Donald H. Bladen | 1993-09-07 |