Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12361791 | Gaming machine and method for displaying a free spin count-up | Karl Roelofs, Michael P. Casey | 2025-07-15 |
| 12260708 | Gaming machine and method for replaying reels | Jayme Dale Sevigny | 2025-03-25 |
| 12183168 | Gaming machine with enhanced respin feature | Karl Roelofs | 2024-12-31 |
| 12142106 | Gameplay method with connected image segments | Karl Roelofs | 2024-11-12 |
| 12087124 | Systems and methods for electronic gaming in which an active area alternates between sets of reels | Karl Roelofs | 2024-09-10 |
| 11948427 | Systems and methods for increasing a multiplier and providing a bingo award in association with a multiplier | Karl Roelofs | 2024-04-02 |
| 11935362 | Gaming machine and method for replaying reels | Jayme Dale Sevigny | 2024-03-19 |
| 11801438 | Electronic gaming machine and system with a wheel feature mode dependent on base game outcomes | Karl Roelofs, Ryan North | 2023-10-31 |
| 11804097 | Systems and methods for electronic gaming in which an active area alternates between sets of reels | Karl Roelofs | 2023-10-31 |
| 11783664 | Gameplay method with connected image segments | Karl Roelofs | 2023-10-10 |
| 11521468 | Gaming machine with enhanced respin feature | Karl Roelofs | 2022-12-06 |
| 11482077 | Gaming machine and method for displaying a free spin count-up | Karl Roelofs, Michael P. Casey | 2022-10-25 |
| 11482078 | Gaming machine and method for replaying reels | Jayme Dale Sevigny | 2022-10-25 |
| 11403914 | Systems and methods for increasing a multiplier and providing a bingo award in association with a multiplier | Karl Roelofs | 2022-08-02 |
| 11341804 | Gameplay method with connected image segments | Karl Roelofs | 2022-05-24 |
| 11100748 | Systems and methods for electronic gaming in which an active area alternates between sets of reels | Karl Roelofs | 2021-08-24 |
| 10957159 | Gaming machine and method for displaying a free spin count-up | Karl Roelofs, Michael P. Casey | 2021-03-23 |
| 10937269 | Electronic gaming machines with free play multipliers | Karl Roelofs | 2021-03-02 |
| 10867479 | Gaming machine and method for replaying reels | Jayme Dale Sevigny | 2020-12-15 |
| 10861286 | Enhanced visualization of game wager outcomes provided by symbol collectors in a game display | Karl Roelofs | 2020-12-08 |
| 10733849 | Gaming machine with enhanced respin feature | Karl Roelofs | 2020-08-04 |
| 10726661 | Gameplay method with connected image segments | Karl Roelofs | 2020-07-28 |
| 4185073 | Apparatus for iso- or terephthalic acid production in and recovery from benzoic acid-water solvent system | Leonard E. Stark | 1980-01-22 |