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John E. Liron
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Grass Valley, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Embedded audio routing switcher
Patent number
RE48325
Issue date
Nov 24, 2020
GRASS VALLEY CANADA
John Edward Liron
Information
Patent Grant
Embedded audio routing switcher
Patent number
9,479,711
Issue date
Oct 25, 2016
GVBB Holdings S.A.R.L.
John Edward Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Embedded audio routing switcher
Patent number
8,750,295
Issue date
Jun 10, 2014
GVBB Holdings S.A.R.L.
John Edward Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Identification of video signals in a video system
Patent number
8,588,311
Issue date
Nov 19, 2013
GVBB Holdings S.A.R.L.
John Edward Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Routing switcher with variable input/output architecture
Patent number
7,013,361
Issue date
Mar 14, 2006
Grass Valley Group Inc.
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Switching reference generation using a scanning sync separator
Patent number
6,130,725
Issue date
Oct 10, 2000
Grass Valley (U.S.) Inc.
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Input expansion for crosspoint switch module
Patent number
5,870,028
Issue date
Feb 9, 1999
Tektronix, Inc.
John E. Liron
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching apparatus for digital signals
Patent number
5,440,591
Issue date
Aug 8, 1995
The Grass Valley Group, Inc.
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit for driving a transmission line
Patent number
5,331,206
Issue date
Jul 19, 1994
The Grass Valley Group, Inc.
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Crosstalk reduction circuit for crosspoint matrix
Patent number
5,287,066
Issue date
Feb 15, 1994
The Grass Valley Group
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Low power differential ECL line driver
Patent number
4,795,916
Issue date
Jan 3, 1989
The Grass Valley Group, Inc.
John E. Liron
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
EMBEDDED AUDIO ROUTING SWITCHER
Publication number
20140300820
Publication date
Oct 9, 2014
John Edward LIRON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IDENTIFICATION OF VIDEO SIGNALS IN A VIDEO SYSTEM
Publication number
20100027683
Publication date
Feb 4, 2010
THOMSON LICENSING
John Edward Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Embedded Audio Routing Switcher
Publication number
20100026905
Publication date
Feb 4, 2010
THOMSON LICENSING
John Edward Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Routing switcher with variable input/output architecture
Publication number
20020138684
Publication date
Sep 26, 2002
John E. Liron
H04 - ELECTRIC COMMUNICATION TECHNIQUE