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Walter Szrek
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East Greenwich, RI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Protecting lottery receipts
Patent number
10,115,097
Issue date
Oct 30, 2018
Irena Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Securing gaming transactions
Patent number
9,196,116
Issue date
Nov 24, 2015
SZREK2SOLUTIONS LLC
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Grant
Management of outcomes of games of chance
Patent number
8,182,327
Issue date
May 22, 2012
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Grant
Method and system for authentication
Patent number
7,749,080
Issue date
Jul 6, 2010
Gtech Rhode Island Corporation
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for selling lottery tickets from a POS terminal
Patent number
7,627,497
Issue date
Dec 1, 2009
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Lottery game tickets and methods for making same
Patent number
7,303,134
Issue date
Dec 4, 2007
Michael A. Ehrhart
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Method of generating unpredictable and auditable random numbers
Patent number
6,934,846
Issue date
Aug 23, 2005
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Lottery game tickets and methods for making same
Patent number
6,752,319
Issue date
Jun 22, 2004
Hand Held Products, Inc.
Michael A. Ehrhart
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Methods for processing security documents
Patent number
6,419,157
Issue date
Jul 16, 2002
Hand Held Products, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Material detection systems for security documents
Patent number
6,405,929
Issue date
Jun 18, 2002
Hand Held Products, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for determining whether wagers have been altered...
Patent number
6,368,219
Issue date
Apr 9, 2002
GTECH Rhode Island Corporation
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Grant
Apparatuses for processing security documents
Patent number
6,304,660
Issue date
Oct 16, 2001
Welch Allyn Data Collection, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Security document voiding system
Patent number
6,186,404
Issue date
Feb 13, 2001
Welch Allyn Data Collection, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Secure gaming ticket and validation method for same
Patent number
5,935,000
Issue date
Aug 10, 1999
GTECH Rhode Island Corporation
Cayetano Sanchez
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
Information
Patent Application
PAYMENT METHOD AND SYSTEM
Publication number
20130151320
Publication date
Jun 13, 2013
SZREK2SOLUTIONS LLC
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR AUTHENTICATION
Publication number
20100304852
Publication date
Dec 2, 2010
GTECH RHODE ISLAND CORPORATION
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Secure Provisioning of Random Numbers to Remote Clients
Publication number
20100240440
Publication date
Sep 23, 2010
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Application
PROTECTING LOTTERY RECEIPTS
Publication number
20090150290
Publication date
Jun 11, 2009
Irena Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANAGEMENT OF OUTCOMES OF GAMES OF CHANCE
Publication number
20090131140
Publication date
May 21, 2009
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Application
SECURING GAMING TRANSACTIONS
Publication number
20070213125
Publication date
Sep 13, 2007
Walter Szrek
G07 - CHECKING-DEVICES
Information
Patent Application
Apparatus and method for selling lottery tickets from a POS terminal
Publication number
20040193464
Publication date
Sep 30, 2004
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Lottery game tickets and methods for making same
Publication number
20040182928
Publication date
Sep 23, 2004
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD OF GENERATING UNPREDICTABLE AND AUDITABLE RANDOM NUMBERS
Publication number
20040141611
Publication date
Jul 22, 2004
Walter Szrek
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Scratch-off material sensor system for lottery game tickets
Publication number
20020084327
Publication date
Jul 4, 2002
Welch Allyn Data Collection, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Lottery game tickets and methods for making same
Publication number
20020053597
Publication date
May 9, 2002
Welch Allyn Data Collection, Inc.
Michael A. Ehrhart
G06 - COMPUTING CALCULATING COUNTING