Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6779502 | Cam system capable of small discrete angular cam positions relative to a rotatable shaft | — | 2004-08-24 |
| 5277223 | Valve position transmitter | John Unoski, Robert Unoski | 1994-01-11 |
| 4494565 | Indicator assembly | Franklin H. Sinclair | 1985-01-22 |
| 4494566 | Indicator assembly | Franklin H. Sinclair | 1985-01-22 |