Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5733360 | Corona discharge reactor and method of chemically activating constituents thereby | Paul L. Feldman | 1998-03-31 |
| 5707428 | Laminar flow electrostatic precipitation system | Paul L. Feldman | 1998-01-13 |
| 5695549 | System for removing fine particulates from a gas stream | Paul L. Feldman | 1997-12-09 |
| 5626652 | Laminar flow electrostatic precipitator having a moving electrode | Robert E. Kohl, Paul L. Feldman | 1997-05-06 |