Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D389839 | Directional microphone | Steven L. Potts, Adam Reed, Russell A. Siggelkoe, Hong Wang | 1998-01-27 |
| 4777603 | Controller for multiple-axis machine | William F. Ellersick | 1988-10-11 |
| 4626650 | Two-axis cutting machine using a plasma arc torch or the like | — | 1986-12-02 |