Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450865 | Non-contact support for cylindrical machining | Thomas L. DiGravio, Steven M. Sippel | 2002-09-17 |
| 6327452 | Donor rolls and methods of making donor rolls | Timothy R. Jaskowiak, Ann M. Kazakos, Joy L. Longhenry, Michelle L. Schlafer, Thomas L. DiGravio +3 more | 2001-12-04 |
| 6273785 | Non-contact support for cyclindrical machining | Thomas L. DiGravio, Steven M. Sippel | 2001-08-14 |
| 6244937 | Grinding wheel with geometrical pattern | Timothy R. Jaskowiak, Thomas L. DiGravio | 2001-06-12 |
| 6120356 | Grinding wheel with geometrical pattern | Timothy R. Jaskowiak, Thomas L. DiGravio | 2000-09-19 |