Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463724 | Collection device for grass and sprigs | — | 2002-10-15 |
| 4433869 | Baby walker | Ronald R. Hoffman | 1984-02-28 |
| 4415180 | Stroller latch | — | 1983-11-15 |
| 4226452 | Latch | Ronald R. Hoffman, David Saint | 1980-10-07 |