Proximity based selection of dispatchable location for emergency calls
US-2026059265-A1 · Feb 26, 2026 · US
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Hooker William Michael patents
Hooker William Michael is listed as an inventor on 44 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hooker William Michael |
| Total patents | 44 |
| First publication | Apr 16, 2015 |
| Latest publication | Feb 26, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
System for enhanced emergency callback
US-2025373728-A1 · Dec 4, 2025 · US
Automatically identifying a call associated with a wireless telecommunication network as an open-line call
US-2025142310-A1 · May 1, 2025 · US
Inaudibly notifying a caller of a status of an open-line call
US-12284582-B2 · Apr 22, 2025 · US
Automatically identifying a call associated with a wireless telecommunication network as an open-line call
US-12200592-B2 · Jan 14, 2025 · US
Roaming device location determination for emergency communications
US-12167310-B2 · Dec 10, 2024 · US
Temporary assignment of emergency route back
US-11877342-B2 · Jan 16, 2024 · US
Text based 911 communication
US-11818791-B2 · Nov 14, 2023 · US
Inaudibly notifying a caller of a status of an open-line call
US-2023300589-A1 · Sep 21, 2023 · US
Automatically identifying a call associated with a wireless telecommunication network as an open-line call
US-2023300588-A1 · Sep 21, 2023 · US
Recent patents
Latest publications not already listed above.
Emergency service fallback based on user equipment capability
US-11743704-B2 · Aug 29, 2023 · US
Roaming device location determination for emergency communications
US-2023156447-A1 · May 18, 2023 · US
Call setup timer triggered by network response
US-11641381-B2 · May 2, 2023 · US
Modernized messaging compatibility with interim text-to-911
US-11272347-B2 · Mar 8, 2022 · US
Temporary assignment of emergency route back number
US-2021282217-A1 · Sep 9, 2021 · US
Text based 911 communication
US-2021282218-A1 · Sep 9, 2021 · US
Emergency service fallback based on user equipment capability
US-2021250745-A1 · Aug 12, 2021 · US
Testing emergency text services
US-11089156-B1 · Aug 10, 2021 · US
Modernized messaging compatibility with interim text-to-911
US-2021058762-A1 · Feb 25, 2021 · US
Modernized messaging compatibility with interim text-to-911
US-10873845-B1 · Dec 22, 2020 · US
Systems and methods for emergency call route failover
US-10716018-B2 · Jul 14, 2020 · US
Call setup logic with emerg-request-non-100 timer
US-10687195-B2 · Jun 16, 2020 · US
Systems and methods for emergency call route failover
US-2020162946-A1 · May 21, 2020 · US
Call setup timer triggered and terminated by different protocols
US-10638534-B2 · Apr 28, 2020 · US
Systems and methods for emergency call route failover
US-10602384-B2 · Mar 24, 2020 · US
Call setup logic with emerg-request-non-100 timer
US-2019394630-A1 · Dec 26, 2019 · US
Call setup logic with emerg-request-non-100 timer
US-10462643-B1 · Oct 29, 2019 · US
Call setup logic with emerg-request-non-100 timer
US-2019313229-A1 · Oct 10, 2019 · US
Location identifiers in mobile messaging
US-10382906-B2 · Aug 13, 2019 · US
Call Setup Timer Triggered and Terminated by Different Protocols
US-2019141772-A1 · May 9, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| T Mobile Usa Inc | 45 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04W4/90 | 38 |
| H04L65/1069 | 27 |
| H04L65/1016 | 23 |
| H04W76/50 | 18 |
| H04L65/1104 | 15 |