Donald L. Cantrell JR.

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Oakland, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Voice-controlled device switching between modes based on speech input
- Patent number 11,810,560
- Issue date Nov 7, 2023
- Amazon Technologies, Inc.
- Valere Joseph Vanderschaegen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice-controlled multimedia device
- Patent number 11,234,039
- Issue date Jan 25, 2022
- Amazon Technologies, Inc.
- Mark Lawrence
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Voice-controlled device switching between modes based on speech input
- Patent number 10,978,062
- Issue date Apr 13, 2021
- Amazon Technologies, Inc.
- Valere Joseph Vanderschaegen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Voice-controlled multimedia device
- Patent number 10,560,737
- Issue date Feb 11, 2020
- Amazon Technologies, Inc.
- Mark Lawrence
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
VOICE-CONTROLLED MULTIMEDIA DEVICE
- Publication number 20200177945
- Publication date Jun 4, 2020
- AMAZON TECHNOLOGIES, INC.
- Mark Lawrence
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VOICE-CONTROLLED MULTIMEDIA DEVICE
- Publication number 20190281341
- Publication date Sep 12, 2019
- AMAZON TECHNOLOGIES, INC.
- Mark Lawrence
- H04 - ELECTRIC COMMUNICATION TECHNIQUE