Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4692248 | Drum filter with resin bound particulate filter media | Forrest B. Stannard | 1987-09-08 |
| 4681689 | V-shaped trough filters, rotary assemblies thereof and methods of filtering therewith | Forrest B. Stannard | 1987-07-21 |
| 4431549 | Filter elements, apparatus and methods | Forrest B. Stannard, Louis H. Piper, Michael A. Dimitriou | 1984-02-14 |
| 4399042 | Filter devices and methods | Forrest B. Stannard | 1983-08-16 |
| 4340478 | Filter media and filter apparatus | Forrest B. Stannard | 1982-07-20 |
| 4309292 | Filtering methods | Forrest B. Stannard | 1982-01-05 |
| 4208288 | Filtering apparatus | Forrest B. Stannard | 1980-06-17 |