Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5626652 | Laminar flow electrostatic precipitator having a moving electrode | Paul L. Feldman, Krishnaswamy S. Kumar | 1997-05-06 |
| 5377817 | Bi-directional accumulation roller conveyor | — | 1995-01-03 |
| 5105935 | Accumulation type roller conveyor drive assembly | — | 1992-04-21 |