Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5107923 | Flow distribution device | Robert Sherman, Robert Graham Urie | 1992-04-28 |
| 4862952 | Frost free heat exchanger | Anthony Tarasewich, John L. Warner | 1989-09-05 |
FR
Fred Roberts
Overall (All Time): #2,308,822 of 4,157,543Top 60%
2
Patents All Time