Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447890 | Coatings for cutting tools | Roy V. Leverenz, James J. Oakes | 2002-09-10 |
| 6358428 | Method of etching | Roy V. Leverenz | 2002-03-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447890 | Coatings for cutting tools | Roy V. Leverenz, James J. Oakes | 2002-09-10 |
| 6358428 | Method of etching | Roy V. Leverenz | 2002-03-19 |