Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10771604 | 911 call assistance for assisted device user | Robert M. Engelke, Kevin R. Colwell | 2020-09-08 |
| 10601980 | Captioning system and method for the vision impaired | Robert M. Engelke, Christopher Engelke, Kevin R. Colwell | 2020-03-24 |
| 10587751 | Captioned telephone service | Robert M. Engelke, Kevin R. Colwell | 2020-03-10 |
| 10560574 | Dual compatibility phone system | Robert M. Engelke, Kevin R. Colwell | 2020-02-11 |
| 10542131 | 911 call assistance for assisted device user | Robert M. Engelke, Kevin R. Colwell | 2020-01-21 |