Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6505423 | Snowshoe with front and rear cleats | James Klingbeil | 2003-01-14 |
| 6226899 | Snowshoe construction | Daniel T. Emerson | 2001-05-08 |
| 6006453 | Snowshoe construction | Daniel T. Emerson | 1999-12-28 |
| 5699630 | Snowshoe with front and rear cleats | James Klingbeil | 1997-12-23 |
| 5687491 | Snowshoe with contoured footbed | — | 1997-11-18 |
| 5586559 | Arthrometer with gravity switches and adjustable limit signaling | Kevin R. Stone, William R. Knapp | 1996-12-24 |
| 5440827 | Rear cleat for a snowshoe | James Klingbeil | 1995-08-15 |
| 5394888 | Arthrometer with gravity switches and adjustable limit signaling | Kevin R. Stone, William R. Knapp | 1995-03-07 |
| 5253437 | Snowshoe and snowshoe accessory | James Klingbeil | 1993-10-19 |
| 5253655 | Apparatus and method for measuring range of motion of an articulated joint | Kevin R. Stone, William R. Knapp | 1993-10-19 |