Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8639869 | Portable controller for interfacing with process system components | Kelvin Woltring, Andreas Wilhelm, Randy Willard Perry | 2014-01-28 |
| 5025411 | Method which provides debounced inputs from a touch screen panel by waiting until each x and y coordinates stop altering | James L. Tallman | 1991-06-18 |
| 4766425 | Waveform selection by touch | James L. Tallman, Beverlea J. Kramlich | 1988-08-23 |
| 4703316 | Touch panel input apparatus | — | 1987-10-27 |