Inventor
ROELOFS KARL
US22 patents
⚠️ This page may combine multiple inventors who share the name “ROELOFS KARL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ARISTOCRAT TECHNOLOGIES AU
16 patentsUS10861286B2Dec 8, 2020
Enhanced visualization of game wager outcomes provided by symbol collectors in a game display
ARISTOCRAT TECHNOLOGIES AU25 citations93
US10733849B2Aug 4, 2020
Gaming machine with enhanced respin feature
ARISTOCRAT TECHNOLOGIES AU12 citations85
US11341804B2May 24, 2022
Gameplay method with connected image segments
ARISTOCRAT TECHNOLOGIES AU4 citations83
US10726661B2Jul 28, 2020
Gameplay method with connected image segments
ARISTOCRAT TECHNOLOGIES AU7 citations83
US10957159B2Mar 23, 2021
Gaming machine and method for displaying a free spin count-up
ARISTOCRAT TECHNOLOGIES AU4 citations73
US11783664B2Oct 10, 2023
Gameplay method with connected image segments
ARISTOCRAT TECHNOLOGIES AU2 citations72
US11521468B2Dec 6, 2022
Gaming machine with enhanced respin feature
ARISTOCRAT TECHNOLOGIES AU2 citations72
US12361791B2Jul 15, 2025
Gaming machine and method for displaying a free spin count-up
ARISTOCRAT TECHNOLOGIES AU0 citations62
US12183168B2Dec 31, 2024
Gaming machine with enhanced respin feature
ARISTOCRAT TECHNOLOGIES AU0 citations62
US12142106B2Nov 12, 2024
Gameplay method with connected image segments
ARISTOCRAT TECHNOLOGIES AU0 citations62
US12087124B2Sep 10, 2024
Systems and methods for electronic gaming in which an active area alternates between sets of reels
ARISTOCRAT TECHNOLOGIES AU0 citations62
US11948427B2Apr 2, 2024
Systems and methods for increasing a multiplier and providing a bingo award in association with a multiplier
ARISTOCRAT TECHNOLOGIES AU0 citations62
US11804097B2Oct 31, 2023
Systems and methods for electronic gaming in which an active area alternates between sets of reels
ARISTOCRAT TECHNOLOGIES AU0 citations62
US11482077B2Oct 25, 2022
Gaming machine and method for displaying a free spin count-up
ARISTOCRAT TECHNOLOGIES AU0 citations62
US11403914B2Aug 2, 2022
Systems and methods for increasing a multiplier and providing a bingo award in association with a multiplier
ARISTOCRAT TECHNOLOGIES AU0 citations62
US11100748B2Aug 24, 2021
Systems and methods for electronic gaming in which an active area alternates between sets of reels
ARISTOCRAT TECHNOLOGIES AU0 citations62
ARISTOCRAT TECHNOLOGIES INC
4 patentsUS11801438B2Oct 31, 2023
Electronic gaming machine and system with a wheel feature mode dependent on base game outcomes
ARISTOCRAT TECHNOLOGIES INC3 citations68
US12257515B2Mar 25, 2025
Electronic gaming machine and system with a wheel feature mode dependent on base game outcomes
ARISTOCRAT TECHNOLOGIES INC0 citations58
US12394274B2Aug 19, 2025
Electronic gaming machine and system with dynamic reel wall deformation through metamorphic reel symbol expansion
ARISTOCRAT TECHNOLOGIES INC0 citations51
US12340662B2Jun 24, 2025
Systems and methods for consolidating symbols in electronic gaming
ARISTOCRAT TECHNOLOGIES INC0 citations51