Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893180 | Method of cleaning a surface | Michael J. Hall, Boli Zhou, Karen S. Hefter, David J. Sayler, Eric Y. Park +6 more | 2005-05-17 |
| D503253 | Cleaning pad with V-notch | Scott T. Haubrich, Richard Porticos, Gene Park | 2005-03-22 |