Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7399174 | Method and apparatus for compression molding plastic articles | L. Robert Deardurff, Richard A. Farquharson, George Knapik, Thomas E. Nahill, Gregory A. Ritz +1 more | 2008-07-15 |
| 6379144 | Reduction in deflection of valve pin in injection moulding apparatus | — | 2002-04-30 |
| 5776521 | Apparatus for forming threaded moulded articles | Mark W. Burrows | 1998-07-07 |
| 5762341 | O-ring insert | — | 1998-06-09 |
| 5736173 | Preform injection mould with slide taper locks | Mark W. Burrows, Walter Kovac | 1998-04-07 |
| 5023782 | Travelers cheque transaction terminal | William A. Lutz, Noel S. Moss, Richard DeLia | 1991-06-11 |
| 4207051 | Stripper mechanism for injection mold | Robert D. Schad | 1980-06-10 |