1
Erick T Ching, Jasonlee Kissee Hohman: Gaming device having a probability enhancing trigger symbol. IGT, Bell Boyd & Lloyd, June 6, 2006: US07056213 (174 worldwide citation)

A gaming device including a award mode in a primary game that increases the probability of obtaining an award in the primary game. The gaming device includes a plurality of reels having several symbols where the symbols include award symbols, at least one trigger symbol and at least one wild symbol. ...


2
Ryan W Cuddy, Erick T Ching, Jasonlee Kissee Hohman: Gaming device having a probability-enhancing trigger symbol. IGT, Bell Boyd & Lloyd, July 11, 2006: US07074127 (166 worldwide citation)

A gaming device including a re-initiation mode wherein the probability of extending the bonus game is increased by fixing the reel or reels displaying a wild symbol on the reel. In the re-initiation mode embodiment, the gaming device re-activates some or all of the reels except the reel displaying t ...


3
Paulina Rodgers, Erick T Ching, Jasonlee Kissee Hohman: Gaming device including a game having a wild symbol related award. IGT, Bell Boyd & Lloyd, August 15, 2006: US07090580 (144 worldwide citation)

A gaming device including a plurality of reels having several symbols with at least one wild symbol. In one embodiment, the gaming device spins the reels for at one spin. If a wild symbol is indicated on a payline associated with the reels and no winning symbol combinations are indicated on the payl ...


4
Paulina Rodgers, Erick T Ching, Jasonlee Kissee Hohman: Gaming device including a game having a wild symbol related award. IGT, Bell Boyd & Lloyd, February 19, 2008: US07331862 (85 worldwide citation)

A gaming device including a plurality of reels having several symbols with at least one wild symbol. In one embodiment, the gaming device spins the reels for at one spin. If a wild symbol is indicated on a payline associated with the reels and no winning symbol combinations are indicated on the payl ...


5
Paulina Rodgers, Erick T Ching, Jasonlee Kissee Hohman: Gaming device including a game having a wild symbol related award. IGT, Bell Boyd & Lloyd, February 19, 2008: US07331866 (78 worldwide citation)

A gaming device including a plurality of reels having several symbols with at least one wild symbol. In one embodiment, the gaming device spins the reels for at one spin. If a wild symbol is indicated on a payline associated with the reels and no winning symbol combinations are indicated on the payl ...


6
Anthony J Baerlocher, James A Vasquez, Tonja M Peterson, Erick T Ching: Gaming system having multiple gaming machines which provide bonus awards. IGT, K&L Gates, October 27, 2009: US07607976 (52 worldwide citation)

A gaming system including a central server linked to a plurality of gaming machines and a plurality of bonus awards. The central server monitors wagers on the gaming machines. Based at least in part on the wagers the central server determines when bonus events will occur and which gaming machine(s) ...


7
Carl V Kniesteadt, Anthony J Baerlocher, James A Vasquez, Tonja M Ferry, Erick T Ching: Gaming system having multiple gaming machines which provide bonus awards. IGT, K&L Gates, February 22, 2011: US07892093 (45 worldwide citation)

A gaming system including a central server linked to a plurality of gaming machines and a plurality of bonus awards. The central server monitors wagers on the gaming machines. Based at least in part on the wagers the central server determines when bonus events will occur and which gaming machine(s) ...


8
Anthony J Baerlocher, James A Vasquez, Tonja M Peterson, Erick T Ching: Gaming system having multiple gaming machines which provide bonus awards. IGT, K&L Gates, November 24, 2009: US07621809 (45 worldwide citation)

A gaming system including a central server linked to a plurality of gaming machines and a plurality of bonus awards. The central server monitors wagers on the gaming machines. Based at least in part on the wagers the central server determines when bonus events will occur and which gaming machine(s) ...


9
Anthony J Baerlocher, James A Vasquez, Tonja M Peterson, Erick T Ching: Gaming system having multiple gaming machines which provide bonus awards. IGT, K & L Gates, February 23, 2010: US07666081 (45 worldwide citation)

A gaming system including a central server linked to a plurality of gaming machines and a plurality of bonus awards. The central server monitors wagers on the gaming machines. Based at least in part on the wagers the central server determines when bonus events will occur and which gaming machine(s) ...


10
Anthony J Baerlocher, James A Vasquez, Tonja M Peterson, Erick T Ching: Gaming system having multiple gaming machines which provide bonus awards. IGT, K&L Gates, December 21, 2010: US07854654 (38 worldwide citation)

A gaming system including a central server linked to a plurality of gaming machines and a plurality of bonus awards. The central server monitors wagers on the gaming machines. Based at least in part on the wagers the central server determines when bonus events will occur and which gaming machine(s) ...