DD

Don G. DuPerault

Igt: 4 patents #452 of 1,220Top 40%
CO Comcast: 2 patents #1,624 of 4,447Top 40%
Overall (All Time): #844,026 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9633510 Method, apparatus and system for perpetual bonus game Lee E. Cannon 2017-04-25
9396607 Method, apparatus and system for perpetual bonus game Lee E. Cannon 2016-07-19
8678900 Method, apparatus and system for perpetual bonus game Lee E. Cannon 2014-03-25
6780111 Method, apparatus and system for perpetual bonus game Lee E. Cannon 2004-08-24
6195033 Key mover Paul V. Darbee, Qiuju Luo 2001-02-27
6014092 Key mover Paul V. Darbee, Qiuju Luo, Kimthoa Thi Nguyen 2000-01-11