Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485582 | Advanced case carburizing secondary hardening steels | Charles J. Kuehmann, John P. Wise, Carelyn Campbell | 2002-11-26 |
| 6464801 | Advanced case carburizing secondary hardening steels | Charles J. Kuehmann, John P. Wise, Carelyn Campbell | 2002-10-15 |
| 6458220 | Case hardened steel blades for sports equipment and method of manufacture | Charles J. Kuehmann, Priscilla A. Bernikowicz, John P. Wise, Carelyn Campbell | 2002-10-01 |