Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294276 | Method of making paint roller | Richard A. Linn | 1994-03-15 |
| 5283928 | Universal paint grid | Richard A. Linn | 1994-02-08 |
| 5264177 | Method of making paint roller bearings | Edward J. Goldstein, Richard A. Linn | 1993-11-23 |
| 5255802 | Merchandise display system | Richard A. Linn, Edward J. Goldstein | 1993-10-26 |
| D340357 | Implement handle | — | 1993-10-19 |
| 5210899 | Paint roller bearings | Edward J. Goldstein, Richard A. Linn | 1993-05-18 |
| D331337 | Merchandise display stand | Richard A. Linn, Edward J. Goldstein | 1992-12-01 |