Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7555974 | Finned spindle liner | Curt J. Gelderman, William F. Tandrow, Nicholas M. Rocksvold | 2009-07-07 |
| D409804 | Adjustable length pet waste collection tool with removable handle | — | 1999-05-11 |
| D372844 | Reusable beverage can grip | — | 1996-08-20 |
| 5505330 | Reusable beverage can grip | — | 1996-04-09 |
| 5484152 | Recumbent tricycle apparatus with differential brake steering | Michael G. Cowan | 1996-01-16 |