-
Communicating announcements
-
Patent number 11,776,541
-
Issue date Oct 3, 2023
-
Amazon Technologies, Inc.
-
Christo Frank Devaraj
-
G06 - COMPUTING CALCULATING COUNTING
-
-
Communicating announcements
-
Patent number 11,024,303
-
Issue date Jun 1, 2021
-
Amazon Technologies, Inc.
-
Christo Frank Devaraj
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
Voice-based messaging
-
Patent number 10,917,758
-
Issue date Feb 9, 2021
-
Amazon Technologies, Inc.
-
Brandon Taylor
-
G10 - MUSICAL INSTRUMENTS ACOUSTICS
-
Communicating announcements
-
Patent number 10,706,845
-
Issue date Jul 7, 2020
-
Amazon Technologies, Inc.
-
Christo Frank Devaraj
-
G06 - COMPUTING CALCULATING COUNTING
-
Voice-based messaging
-
Patent number 9,986,394
-
Issue date May 29, 2018
-
Amazon Technologies, Inc.
-
Brandon Taylor
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
-