Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9279685 | Indicators for off-screen content | Keekim Heng, Ethan G. Russell | 2016-03-08 |
| 9183732 | Dual band nurse call system | Henry N. Wagner, David Neperud, William R. Steinike | 2015-11-10 |
| 8635021 | Indicators for off-screen content | Keekim Heng, Ethan G. Russell | 2014-01-21 |