Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7168544 | Friction facing material for use in a friction environment | Douglas Guthrie, Terry E. Nels, Eric Schueler | 2007-01-30 |
| 7069636 | Friction facing method for use in a friction environment | Douglas Guthrie, Terry E. Nels, Eric Schueler | 2006-07-04 |