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Los Angeles, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Receiver addressable AM compatible digital broadcast system
Patent number
6,128,334
Issue date
Oct 3, 2000
USA Digital Radio, Inc.
Mark J. Dapper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for reducing peak to average power ratio in di...
Patent number
6,128,350
Issue date
Oct 3, 2000
USA Digital Radio, Inc.
Anjali Shastri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital audio broadcasting method using puncturable convolutional code
Patent number
6,108,810
Issue date
Aug 22, 2000
USA Digital Radio, Inc.
Brian William Kroeger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for digital audio broadcasting and reception
Patent number
5,315,583
Issue date
May 24, 1994
USA Digital Radio
John L. Murphy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for digital audio broadcasting and reception
Patent number
5,278,826
Issue date
Jan 11, 1994
USA Digital Radio
John L. Murphy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for digital audio broadcasting and reception
Patent number
5,278,844
Issue date
Jan 11, 1994
USA Digital Radio
John L. Murphy
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75843283 - IDAB
Serial number
75843283
Filing date
Nov 8, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75843285 - IDAB IN-BAND ON-CHANNEL DIGITAL AUDIO BROADCASTING
Serial number
75843285
Filing date
Nov 8, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75844237 - IDA
Serial number
75844237
Filing date
Nov 8, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739455 - DDAB
Serial number
75739455
Filing date
Jun 29, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739677 - ADAB
Serial number
75739677
Filing date
Jun 29, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75733716 - EDAB
Serial number
75733716
Filing date
Jun 22, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75733717 - IDAB
Serial number
75733717
Filing date
Jun 22, 1999
USA Digital Radio, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments