Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6085911 | Method and apparatus for extracting metallic contaminants from substrates | Stephen H. Greenleigh, Peter L. Rozelle, Matthew D. Dewees | 2000-07-11 |
| 5993069 | Low friction shielded bearing assembly | Paul Arrasmith, Eugene H. Cole | 1999-11-30 |
| 5695642 | Method for purifying contaminated water | Stephen H. Greenleigh, Peter L. Rozelle, Matthew D. Dewees | 1997-12-09 |