Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351843 | Folding display frame for forming column-like structures | David Eugene Robertson | 1994-10-04 |
| 5125205 | Display frame with folding display attachment devices | — | 1992-06-30 |
| 4986016 | Folding display frame with offset hub configuration | — | 1991-01-22 |
| 4976530 | Sunglasses with visor | Frederick G. Mackay | 1990-12-11 |
| 4809471 | Diagonal assembly for folding display frames | Max A. Graham | 1989-03-07 |
| D294959 | Collecting base for a marble game ramp | — | 1988-03-29 |
| D294044 | Marble game ramp | — | 1988-02-02 |
| D293696 | Marble game ramp | — | 1988-01-12 |
| 4713038 | Marble race game | Edward M. Troup | 1987-12-15 |
| D290143 | Marble game ramp | — | 1987-06-02 |
| D290145 | Marble game ramp | — | 1987-06-02 |
| D290026 | Marble game ramp | — | 1987-05-26 |
| D290028 | Marble game ramp | — | 1987-05-26 |
| 4527740 | Hose-end aspirator sprayer | Rudolph M. Gunzel, Jr., Roy K. Fujitaki | 1985-07-09 |
| D278920 | Toy chain link | — | 1985-05-21 |
| 4182494 | Anti side splash drive arm for an impact drive sprinkler | Robert W. Patterson | 1980-01-08 |