Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D298713 | Ski storage rack | Daniel J. Hinderaker | 1988-11-29 |
| 4747529 | Collapsible ski rack | Daniel J. Hinderaker | 1988-05-31 |
| 4569877 | Sheet material adapted to provide long-lived stable adhesive-bonded electrical connections | Richard J. Tollefson, James G. Berg | 1986-02-11 |