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Alexander C. Chen
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Newport Beach, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus and methods of delivering music and information
Patent number
10,275,208
Issue date
Apr 30, 2019
Callahan Cellular L.L.C.
Alexander C. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and methods of delivering music and information
Patent number
9,350,788
Issue date
May 24, 2016
Callahan Cellular L.L.C.
Alexander C. Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and methods of delivering music and information
Patent number
8,509,397
Issue date
Aug 13, 2013
Woodside Crest NY, LLC
Alexander C. Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of delivering music and information
Patent number
7,870,088
Issue date
Jan 11, 2011
Alexander C. Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for delivering music and information
Patent number
7,444,353
Issue date
Oct 28, 2008
Alexander C. Chen
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
APPARATUS AND METHODS OF DELIVERING MUSIC AND INFORMATION
Publication number
20190361667
Publication date
Nov 28, 2019
CALLAHAN CELLULAR L.L.C.
Alexander C. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
APPARATUS AND METHODS OF DELIVERING MUSIC AND INFORMATION
Publication number
20160306605
Publication date
Oct 20, 2016
CALLAHAN CELLULAR L.L.C.
Alexander C. Chen
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
APPARATUS AND METHODS OF DELIVERING MUSIC AND INFORMATION
Publication number
20130332581
Publication date
Dec 12, 2013
WOODSIDE CREST NY, LLC
Alexander C. Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Apparatus and methods of delivering music and information
Publication number
20120064870
Publication date
Mar 15, 2012
Alexander C. Chen
G06 - COMPUTING CALCULATING COUNTING