Patents per Year
Top Inventors at Pollution Control Industries All Time
Showing 1–10 of 10 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Stanley F. Curtis | 4 |
| 2 | William H. Herd, Jr. | 3 |
| 3 | Kevin P. Prunsky | 1 |
| 3 | John W. Hansen | 1 |
| 3 | Kenneth E. Carle | 1 |
| 3 | Robert W. Jones | 1 |
| 3 | Vernon T. Mullican | 1 |
| 3 | Walter H. Lawrence | 1 |
| 3 | William O. Grefe | 1 |
| 3 | William L. Kenly, V | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Ozone generator | $43K | 1980 |
| Carburetor | $17K | 1981 |