Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5583318 | Multi-layer shield for absorption of electromagnetic energy | — | 1996-12-10 |
| 5499935 | RF shielded I/O connector | — | 1996-03-19 |
| 4654957 | Flexible machining apparatus with single shank tool and multi-spindle tool head changing and operating capabilities | Kenneth O. Kolnes, Kenneth J. Sprenger, John D. Casarotto, Kenneth Whitney, Sr., Gerald Hämmer | 1987-04-07 |
| 4474284 | Double pitch mechanical transfer drive | Kenneth O. Kolnes | 1984-10-02 |
| 4436460 | Automatic depth compensating system | — | 1984-03-13 |