Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D905186 | Pitching rubber | Lynn Vandersteen | 2020-12-15 |
| 6587832 | Market pay system | David Beck, Alexander Dukhovny, David Ellis | 2003-07-01 |
| 4483025 | Snap-on gutter cover for swimming pools | — | 1984-11-20 |
| 4235008 | Method of gutter construction for swimming pools | — | 1980-11-25 |