Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485026 | Non-stainless steel nitrided piston ring, and method of making the same | Hélène Hubert | 2002-11-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485026 | Non-stainless steel nitrided piston ring, and method of making the same | Hélène Hubert | 2002-11-26 |