Issued Patents All Time
Showing 1–25 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12400660 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2025-08-26 |
| 12335437 | Device independent text captioned telephone service | Robert M. Engelke, Troy Vitek | 2025-06-17 |
| 12244752 | Text assisted telephony on wireless device method and apparatus | Christopher Engelke, Troy Vitek | 2025-03-04 |
| 12231600 | Dual compatibility phone system | Robert M. Engelke, Troy Vitek | 2025-02-18 |
| 12166920 | Communication device and methods for use by hearing impaired | Robert M. Engelke, Troy Vitek | 2024-12-10 |
| 12136426 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2024-11-05 |
| 12136425 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2024-11-05 |
| 12137183 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2024-11-05 |
| 12035070 | Caption modification and augmentation systems and methods for use by hearing assisted user | Christopher Engelke, Robert M. Engelke | 2024-07-09 |
| 11936809 | Dual compatibility phone system | Robert M. Engelke, Troy Vitek | 2024-03-19 |
| 11895257 | Text assisted telephony on wireless device method and apparatus | Christopher Engelke, Troy Vitek | 2024-02-06 |
| 11856123 | Text assisted telephony on wireless device method and apparatus | Christopher Engelke, Troy Vitek | 2023-12-26 |
| 11825008 | 911 call assistance for assisted device user | Robert M. Engelke, Troy Vitek | 2023-11-21 |
| 11741963 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2023-08-29 |
| 11664029 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2023-05-30 |
| 11627221 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2023-04-11 |
| 11611644 | 911 call assistance for assisted device user | Robert M. Engelke, Troy Vitek | 2023-03-21 |
| 11588936 | Communication device and methods for use by hearing impaired | Robert M. Engelke, Troy Vitek | 2023-02-21 |
| 11570291 | Text assisted telephony on wireless device method and apparatus | Christopher Engelke, Troy Vitek | 2023-01-31 |
| 11570300 | Dual compatibility phone system | Robert M. Engelke, Troy Vitek | 2023-01-31 |
| 11539900 | Caption modification and augmentation systems and methods for use by hearing assisted user | Christopher Engelke, Robert M. Engelke | 2022-12-27 |
| 11368581 | Semiautomated relay method and apparatus | Robert M. Engelke, Christopher Engelke | 2022-06-21 |
| 11272047 | 911 call assistance for assisted device user | Robert M. Engelke, Troy Vitek | 2022-03-08 |
| 11258900 | Device independent text captioned telephone service | Robert M. Engelke, Troy Vitek | 2022-02-22 |
| 11201957 | Text assisted telephony on wireless device method and apparatus | Christopher Engelke, Troy Vitek | 2021-12-14 |