Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880568 | Method and composition for the removal of ammonium salt and metal compound deposits | Verle E. Cornish | 1989-11-14 |
| 4793865 | Method and composition for the removal of ammonium salt and metal compound deposits | Verle E. Cornish, Howard J. Platte | 1988-12-27 |