Chia-hao Chang

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Seattle, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic event detection
- Patent number 12,308,045
- Issue date May 20, 2025
- Amazon Technologies, Inc.
- Qingming Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Streaming self-attention in a neural network
- Patent number 11,961,514
- Issue date Apr 16, 2024
- Amazon Technologies, Inc.
- Chia-Jung Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Acoustic event detection
- Patent number 11,790,932
- Issue date Oct 17, 2023
- Amazon Technologies, Inc.
- Qingming Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synthetic speech processing
- Patent number 11,580,955
- Issue date Feb 14, 2023
- Amazon Technologies, Inc.
- Yixiong Meng
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Gathering transaction data associated with locally stored data files
- Patent number 9,785,664
- Issue date Oct 10, 2017
- Amazon Technologies, Inc.
- Dawei Qian
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Gathering transaction data associated with locally stored data files
- Patent number 9,087,071
- Issue date Jul 21, 2015
- Amazon Technologies, Inc.
- Dawei Qian
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ACOUSTIC EVENT DETECTION
- Publication number 20240071408
- Publication date Feb 29, 2024
- AMAZON TECHNOLOGIES, INC.
- Qingming Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACOUSTIC EVENT DETECTION
- Publication number 20230186939
- Publication date Jun 15, 2023
- AMAZON TECHNOLOGIES, INC.
- Qingming Tang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
GATHERING TRANSACTION DATA ASSOCIATED WITH LOCALLY STORED DATA FILES
- Publication number 20150324415
- Publication date Nov 12, 2015
- AMAZON TECHNOLOGIES, INC.
- Dawei Qian
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
GATHERING TRANSACTION DATA ASSOCIATED WITH LOCALLY STORED DATA FILES
- Publication number 20130173540
- Publication date Jul 4, 2013
- AMAZON TECHNOLOGIES, INC.
- Dawei Qian
- G06 - COMPUTING CALCULATING COUNTING