Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12157975 | Controlling the slice flow of a slurry through a headbox | Ralph Prescott | 2024-12-03 |
| 9404588 | Vacuum control valve for vacuum drainage system | Douglas R. McPherson, George C. Mendrala, James Ronning | 2016-08-02 |
| 8529733 | Twin fabric forming section with multiple drainage shoes | Vaughn Wildfong, James Ronning, Josh Price | 2013-09-10 |
| 7578906 | Headbox and stock delivery system for a papermaking machine | James Ronning, George C. Mendrala, Vaughn Wildfong, Douglas R. McPherson | 2009-08-25 |
| 6372091 | Method and apparatus for forming a paper web | Vaughn Wildfong, Jeffrey C. Irwin, Robert L. Clarke | 2002-04-16 |
| 5958190 | Cleaning apparatus for cleaning a forming wire | Matthew L. Gregersen, Paul P. Newton, David E. Oldenburg, Jeffrey H. Pulkowski | 1999-09-28 |
| 5833808 | Method of controlling curl employing inline headbox edge flow control valve | Thomas D. Rogers, Eugene B. Neill | 1998-11-10 |
| 5820732 | Cleaning apparatus for cleaning a forming wire | Matthew L. Gregersen, Paul P. Newton, David E. Oldenburg, Jeffrey H. Pulkowski | 1998-10-13 |
| 5183537 | Headbox tube bank apparatus and method of directing flow therethrough | Richard E. Hergert, Richard R. Hergert, Eugene B. Neill, Scott B. Pantaleo, Arnold J. Roerig +2 more | 1993-02-02 |
| 4961968 | Short dwell coater apparatus with backing blanket disposed between blade and guide roll | John H. Schamell, Gerald R. Garde, Robert G. Carlson | 1990-10-09 |
| 4734164 | Horizontal web-forming apparatus with curved nose forming board | Jeffery C. Irwin, John H. Schamell | 1988-03-29 |