Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7930994 | Bird feeder having an adjustable hanging cable | John Stone, Benjamin Beck, Douglas A. Marsden | 2011-04-26 |
| D634489 | LaCrosse style ball thrower for dogs | Christopher Page, Elizabeth Delfino, Glen V. Walter | 2011-03-15 |
| 6270204 | Ink pen assembly | Douglas J. Barrett, Matthew Dolan, Carlos Gomez | 2001-08-07 |
| 5427286 | Bicycle rack for a pickup truck | — | 1995-06-27 |