Issued Patents All Time
Showing 25 most recent of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12400660 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2025-08-26 |
| 12335437 | Device independent text captioned telephone service | Kevin R. Colwell, Troy Vitek | 2025-06-17 |
| 12231600 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2025-02-18 |
| 12166920 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2024-12-10 |
| 12136426 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2024-11-05 |
| 12137183 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2024-11-05 |
| 12136425 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2024-11-05 |
| 12035070 | Caption modification and augmentation systems and methods for use by hearing assisted user | Christopher Engelke, Kevin R. Colwell | 2024-07-09 |
| 11936809 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2024-03-19 |
| 11825008 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2023-11-21 |
| 11741963 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2023-08-29 |
| 11664029 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2023-05-30 |
| 11627221 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2023-04-11 |
| 11611644 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2023-03-21 |
| 11588936 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2023-02-21 |
| 11570300 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2023-01-31 |
| 11539900 | Caption modification and augmentation systems and methods for use by hearing assisted user | Christopher Engelke, Kevin R. Colwell | 2022-12-27 |
| 11368581 | Semiautomated relay method and apparatus | Kevin R. Colwell, Christopher Engelke | 2022-06-21 |
| 11272047 | 911 call assistance for assisted device user | Kevin R. Colwell, Troy Vitek | 2022-03-08 |
| 11258900 | Device independent text captioned telephone service | Kevin R. Colwell, Troy Vitek | 2022-02-22 |
| 11190637 | Captioned telephone service | Kevin R. Colwell, Troy Vitek | 2021-11-30 |
| 11153432 | Dual compatibility phone system | Kevin R. Colwell, Troy Vitek | 2021-10-19 |
| 11070669 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2021-07-20 |
| 11064070 | Communication device and methods for use by hearing impaired | Kevin R. Colwell, Troy Vitek | 2021-07-13 |
| 11005991 | Captioned telephone service | Kevin R. Colwell, Troy Vitek | 2021-05-11 |