Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6010012 | Fluidizing detrashing impeller | — | 2000-01-04 | |
| 5968353 | Clarifier with sludge dewatering | Richard P. Herbert | 1999-10-19 | |
| 5791495 | Paper pulp screen cylinder | Stephen G. W. Munro, Philip H. Goldenberg | 1998-08-11 | |
| 5538632 | Multiple filter dynamic washer | Goda Rangamannar, Luigi Silveri | 1996-07-23 | |
| 5285560 | Method for repairing a screen plate assembly | Frank Paskowski | 1994-02-15 | |
| 5139154 | Wear screen plate and method of manufacture thereof | Frank Paskowski | 1992-08-18 | $3,558,000 |
| 5041212 | Efficiency screen plate for screening pulp | Frank Paskowski | 1991-08-20 | $2,486,000 |
| 5041214 | Wave screen plate | Frank Paskowski | 1991-08-20 | $2,486,000 |
| 5023986 | Method of manufacturing a wave screen plate | Frank Paskowski | 1991-06-18 | $5,742,000 |
| 4954249 | Wave screen plate | Frank Paskowski | 1990-09-04 | $909,000 |