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Thomas J. Walczak
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Fox River Grove, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Circular polarized antenna
Patent number
7,839,339
Issue date
Nov 23, 2010
Motorola Mobility, Inc.
James P. Phillips
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system for validating a mobile station location fix
Patent number
7,551,931
Issue date
Jun 23, 2009
Motorola, Inc.
Thomas J. Walczak
G01 - MEASURING TESTING
Information
Patent Grant
Circular polarized antenna
Patent number
7,532,164
Issue date
May 12, 2009
Motorola, Inc.
James P. Phillips
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Emergency deployable GPS antenna
Patent number
7,098,855
Issue date
Aug 29, 2006
Motorola, Inc.
Michael Kotzin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electronic device having a multi-mode acoustic system and method fo...
Patent number
6,758,303
Issue date
Jul 6, 2004
Motorola, Inc.
Robert A. Zurek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electronic device with auto-positioning virtual image display and a...
Patent number
6,334,063
Issue date
Dec 25, 2001
Motorola, Inc.
Michael L. Charlier
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Efficient encoding and detection method and device for binary inten...
Patent number
6,118,567
Issue date
Sep 12, 2000
Motorola, Inc.
Rachid M. Alameh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Mode-switchable portable communication device and method therefor
Patent number
6,115,620
Issue date
Sep 5, 2000
Motorola, Inc.
Frank C. Colonna
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hand-held radiotelephone having a detachable display
Patent number
6,009,336
Issue date
Dec 28, 1999
Motorola, Inc.
Daryl R. Harris
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for infrared channel and method therefor
Patent number
5,907,418
Issue date
May 25, 1999
Motorola, Inc.
Thomas J. Walczak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and radio frequency identification system for a novel protoc...
Patent number
5,818,348
Issue date
Oct 6, 1998
Motorola, Inc.
Thomas Joseph Walczak
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Integrated shielding and mechanical support
Patent number
5,777,856
Issue date
Jul 7, 1998
Motorola, Inc.
James P. Phillips
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ratiometric circuit
Patent number
5,744,968
Issue date
Apr 28, 1998
Motorola Inc.
Walter S. Czarnocki
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for generating a transition between the on and...
Patent number
5,621,763
Issue date
Apr 15, 1997
Motorola
Thomas J. Walczak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of fabricating an electro-optic integrated circuit having li...
Patent number
5,612,231
Issue date
Mar 18, 1997
Motorola
Paige M. Holm
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electro-optic integrated circuit with diode decoder
Patent number
5,483,085
Issue date
Jan 9, 1996
Motorola, Inc.
Paige M. Holm
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power control apparatus and method for a radio frequency amplifier
Patent number
5,412,341
Issue date
May 2, 1995
Motorola, Inc.
Thomas J. Walczak
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power control circuitry for a TDMA radio frequency transmitter
Patent number
5,193,223
Issue date
Mar 9, 1993
Motorola, Inc.
Thomas J. Walczak
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual mode automatic gain control
Patent number
5,187,809
Issue date
Feb 16, 1993
Motorola, Inc.
Randall W. Rich
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dual mode automatic frequency control
Patent number
5,163,159
Issue date
Nov 10, 1992
Motorola, Inc.
Randall W. Rich
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital modulation circuit
Patent number
5,157,693
Issue date
Oct 20, 1992
Motorola, Inc.
Donald B. Lemersal
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplexed synchronous/asynchronous data bus
Patent number
5,150,359
Issue date
Sep 22, 1992
Motorola, Inc.
Gregory P. Wilson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable telephone with power source/mode change during calls
Patent number
5,036,532
Issue date
Jul 30, 1991
Motorola, Inc.
Michael P. Metroka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hybrid modulation apparatus
Patent number
5,020,076
Issue date
May 28, 1991
Motorola, Inc.
Stephen V. Cahill
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiplexed synchronous/asynchronous data bus
Patent number
4,972,432
Issue date
Nov 20, 1990
Motorola, Inc.
Gregory P. Wilson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Instantaneous deviation limiter with pre-emphasis and zero average...
Patent number
4,802,236
Issue date
Jan 31, 1989
Motorola, Inc.
Thomas J. Walczak
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High noise immunity input level detector with hysteresis
Patent number
4,798,975
Issue date
Jan 17, 1989
Motorola, Inc.
Thomas J. Walczak
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Temperature compensated automatic output control circuitry for RF s...
Patent number
4,523,155
Issue date
Jun 11, 1985
Motorola, Inc.
Thomas J. Walczak
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
CIRCULAR POLARIZED ANTENNA
Publication number
20090231229
Publication date
Sep 17, 2009
MOTOROLA, INC.
JAMES P. PHILLIPS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
EAR MOUNTED COMMUNICATION DEVICES AND METHODS
Publication number
20080231524
Publication date
Sep 25, 2008
MOTOROLA, INC.
DAVID R. ZEIGER
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM FOR COMMUNICATING IN A GROUP OF COMMUNICATION DEV...
Publication number
20080155644
Publication date
Jun 26, 2008
MOTOROLA, INC.
Sergey N. Baranov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
USE OF INFORMATION CORRELATION FOR RELEVANT INFORMATION
Publication number
20080104099
Publication date
May 1, 2008
MOTOROLA, INC.
Thomas J. Walczak
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Emergency deployable GPS antenna
Publication number
20050024269
Publication date
Feb 3, 2005
Michael Kotzin
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRONIC DEVICE HAVING A MULTI-MODE ACOUSTIC SYSTEM AND METHOD FO...
Publication number
20040084244
Publication date
May 6, 2004
Robert A. Zurek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and system for validating a mobile station location fix
Publication number
20020098851
Publication date
Jul 25, 2002
MOTOROLA INC.
Thomas J. Walczak
G01 - MEASURING TESTING
Information
Patent Application
Piezo electric keypad assembly with tactile feedback
Publication number
20020084721
Publication date
Jul 4, 2002
Thomas J. Walczak
H01 - BASIC ELECTRIC ELEMENTS