Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062381 | Cleaning device and method | William R. Paley, Steven J. Paley, Douglas W. Cooper, Peter B. Russo, Howard D. Siegerman | 2000-05-16 |
| 6001187 | Cleaning method | William R. Paley, Steven J. Paley, Douglas W. Cooper, Peter B. Russo, Howard D. Siegerman | 1999-12-14 |
| 5988371 | Cleaning device and method | William R. Paley, Steven J. Paley, Douglas W. Cooper, Peter B. Russo, Howard D. Siegerman +1 more | 1999-11-23 |
| 5814159 | Cleaning method | William R. Paley, Steven J. Paley, Douglas W. Cooper, Peter B. Russo, Howard D. Siegerman +1 more | 1998-09-29 |