1
Chauncey Warner Griswold, Joseph R Hedrick: Smart token. IGT, Marshall Gerstein & Borun, October 7, 2003: US06629591 (263 worldwide citation)

A token for use in a cashless transaction involving an electronic device includes a token body having a coin shape. The token has a digital circuit embedded within the token body and a memory embedded within the token body that is coupled to the digital circuit. The token also includes an input/outp ...


2
Harold E Mattice, Richard Wilder, Chauncey Warner Griswold: Gaming device and method using programmable display switch. International Game Technology, George H Gerstman, Seyfarth Shaw, September 24, 2002: US06454649 (168 worldwide citation)

A gaming terminal with one or more input devices in the form of a programmable display switch is provided. The programmable display switch is preferably configured to provide different types of labels, legends, unction indications, instructions and the like depending on the state of the game and/or ...


3
Sonia L Prins, Chauncey Warner Griswold, Joseph Daniel Stoddard, Samuel Rey Abeyta, Jean Pierre Legras, Kehl Tomas LeSourd: Button panel and light assembly for use with gaming machines. IGT, Foley & Lardner, June 24, 2014: US08758128

A gaming machine includes a button panel having a front surface, wherein at least a portion of the front surface is an optically restrictive material, and a plurality of light devices aligned relative to the optically restrictive material. The gaming machine also includes a controller coupled to the ...


4
Sonia L Prins, Chauncey Warner Griswold, Joseph Daniel Stoddard, Samuel Rey Abeyta, Jean Pierre Legras, Kehl Tomas LeSourd: Button panel and light assembly for use with gaming machines. March 24, 2011: US20110070949-A1

A gaming machine includes a button panel having a front surface, wherein at least a portion of the front surface is an optically restrictive material, and a plurality of light devices aligned relative to the optically restrictive material. The gaming machine also includes a controller coupled to the ...



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