Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5570814 | Collapsible broadcast spreader | — | 1996-11-05 |
| D373367 | Collapsible spreader | — | 1996-09-03 |
| D371780 | Rotary spreader | — | 1996-07-16 |
| 5489023 | Shipping and dispensing carton for stacked collapsible spreaders | — | 1996-02-06 |
| 5285971 | Hand held spreader | — | 1994-02-15 |
| 5127762 | Connector assembly | — | 1992-07-07 |
| 5082249 | Safety locking device for collapsible barricade for streets and highways | — | 1992-01-21 |
| 4991716 | Nested packaging arrangement for hand-propelled wheeled vehicles | — | 1991-02-12 |
| 4901923 | Variable dilution ratio hose-end aspirator sprayer | Peter K. McRoskey | 1990-02-20 |
| 4889360 | Utility card with foldable handle | — | 1989-12-26 |
| 4778250 | Lightweight vertical panel safety-barricade for streets and highways | Peter K. McRoskey | 1988-10-18 |