Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10114983 | Spindle supported near field communication device | Robert A. Ehrhardt, Robert Gawelczyk, Dan E. Monnier, James M. Rehberger, Mark B. Urban | 2018-10-30 |
| 9632734 | Spindle supported near field communication device | Robert A. Ehrhardt, Robert Gawelczyk, Dan E. Monnier, James M. Rehberger, Mark B. Urban | 2017-04-25 |
| 9513856 | Beam shaping near field communication device | Robert A. Ehrhardt, Robert Gawelczyk, Dan E. Monnier, James M. Rehberger, Mark B. Urban | 2016-12-06 |
| 6052054 | Portable scoreboard system with motion sensing for providing theft prevention | Craig J. Witcraft | 2000-04-18 |