Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5444212 | Apparatus and method for producing a printing screen | George MacNaughton, Douglas Whittington, Kevin R. Ackley | 1995-08-22 |
| 5355792 | Two-part frame and pre-tensioning device therefor | George MacNaughton, Dietmar Stapelfeld | 1994-10-18 |
| 5334815 | Apparatus and method for producing a printing screen | George MacNaughton, Douglas Whittington, Kevin R. Ackley | 1994-08-02 |
| 5326401 | Emulsion coater | George MacNaughton, Dietmar Stapelfeld | 1994-07-05 |
| 5028776 | High hat actuating system with photoelectric control means | William Lee | 1991-07-02 |
| 4849738 | Alarm or warning system for use with an outboard motor | Robert F. McNulty | 1989-07-18 |
| 4706070 | Outboard motor alarm system | Robert F. McNulty | 1987-11-10 |