Issued Patents All Time
Showing 26–50 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10972604 | Device independent text captioned telephone service | Kevin R. Colwell, Troy Vitek | 2021-04-06 |
| 10917519 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke, Robert P Leistiko | 2021-02-09 |
| 10878721 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2020-12-29 |
| 10771604 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2020-09-08 |
| 10748523 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2020-08-18 |
| 10742805 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2020-08-11 |
| 10601980 | Captioning system and method for the vision impaired | Christopher Engelke, Kevin R. Colwell, Troy Vitek | 2020-03-24 |
| 10587751 | Captioned telephone service | Kevin R. Colwell, Troy Vitek | 2020-03-10 |
| 10560574 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2020-02-11 |
| 10542141 | Semiautomated relay method and apparatus | Kevin R. Colwell | 2020-01-21 |
| 10542131 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2020-01-21 |
| 10491746 | Captioned telephone service | Kevin R. Colwell, Troy Vitek | 2019-11-26 |
| 10469660 | Device independent text captioned telephone service | Kevin R. Colwell, Troy Vitek | 2019-11-05 |
| 10389876 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2019-08-20 |
| 10298753 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2019-05-21 |
| 10225400 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2019-03-05 |
| 10051120 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2018-08-14 |
| 10021229 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2018-07-10 |
| 10015311 | Device independent text captioned telephone service | Kevin R. Colwell, Troy Vitek | 2018-07-03 |
| 9967380 | System for text assisted telephony | Kevin R. Colwell | 2018-05-08 |
| 9961196 | System for text assisted telephony | Kevin R. Colwell | 2018-05-01 |
| 9955007 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2018-04-24 |
| D772836 | Telecommunication device | Kevin Colwell, Troy Vitek, Peter Kirschhoffer | 2016-11-29 |
| D763219 | Telecommunication device | Kevin Colwell, Troy Vitek, Peter Kirschhoffer | 2016-08-09 |
| 9350857 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2016-05-24 |