Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640956 | Method of coin detection and bag stopping for a coin sorter | Robert L. Zwieg, Robert F. Fredrick, John P. Grajewski, Thomas S. Murphy, Jon R. Stieber | 2003-11-04 |
| 6503138 | Method and apparatus for bag stopping in a small coin sorter | Myron W. Spoehr, John P. Grajewski, Cory A. Kohls | 2003-01-07 |
| 4383540 | Feeding mechanism for dual coin sorters operating in parallel | Roy W. De Meyer, Frederick H. Harder, Arnold R. Buchholz, Richard P. Uecker | 1983-05-17 |