Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491820 | Method for the molecular destruction of waste-activated sludge using high electrical voltage | Jeffry Held | 2002-12-10 |
| 6395176 | Method for treating waste-activated sludge using electroporation | Jeffry Held | 2002-05-28 |