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Arthur Chang
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Diamond Bar, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Headrest integrated entertainment system
Patent number
10,793,038
Issue date
Oct 6, 2020
VOXX International Corporation
Arthur Chang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Headrest-integrated entertainment system
Patent number
10,556,549
Issue date
Feb 11, 2020
VOXX International Corporation
Chung Lung Chang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Wireless speaker system
Patent number
10,397,684
Issue date
Aug 27, 2019
VOXX International Corporation
Arthur Chang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Wireless Speaker System
Publication number
20170195769
Publication date
Jul 6, 2017
Johnson Safety, Inc.
Arthur Chang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
HEADREST INTEGRATED ENTERTAINMENT SYSTEM
Publication number
20170080876
Publication date
Mar 23, 2017
Johnson Safety, Inc.
Arthur Chang
B60 - VEHICLES IN GENERAL
Information
Patent Application
Headrest-Integrated Entertainment System
Publication number
20170008434
Publication date
Jan 12, 2017
Johnson Safety, Inc.
Chung Lung Chang
B60 - VEHICLES IN GENERAL