Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
YC

Yu Chong — 25 Patents

Igt: 24 patents #118 of 1,260Top 10%
GE: 1 patents #19,940 of 36,430Top 55%
Reno, NV: #111 of 2,043 inventorsTop 6%
Nevada: #333 of 8,397 inventorsTop 4%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Yu Chong has been granted 25 US patents while listed as an inventor at Igt. The first was granted in 2008 and the most recent in September 2025. Yu Chong ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Yu Chong in Reno, NV, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12412456 Wagering game play feature with rotating matrix of game symbols Nathan Ajhar, Lauren Hillstrom, Nicholas Hillstrom 2025-09-09
12400511 Changing volatility via selectable active symbol display positions Nick Hillstrom, Nathan Ajhar, Chris Peterson 2025-08-26
D1083973 Display screen or portion thereof with a graphical user interface Lauren Hillstrom, Nathan Ajhar, Nick Hillstrom 2025-07-15
12361794 Banked bonus player selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2025-07-15
12361795 Banked bonus player selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2025-07-15
12293638 Multi-stage player wheel section set selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2025-05-06
12288446 Replicating symbol driven events across multiple gaming devices Chris Peterson, Nick Hillstrom, Nathan Ajhar 2025-04-29
12254747 Expanding and contracting reels Nick Hillstrom, Nathan Ajhar, Chris Peterson 2025-03-18
12223803 Multi-stage player wheel section set selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2025-02-11
12198493 Gaming devices, systems, and methods for reusing wild symbols Nathan Ajhar, Chris Peterson, Nick Hillstrom 2025-01-14
12125347 Drop down multiplier panel Chris Peterson, Nick Hillstrom, Nathan Ajhar 2024-10-22
12033473 Payline specific symbol replacement Chris Peterson, Nick Hillstrom, Nathan Ajhar 2024-07-09
D1034649 Display screen or portion thereof with a graphical user interface Nick Hillstrom, Nathan Ajhar, Chris Peterson 2024-07-09
11978319 Blocking symbol set bypass Chris Peterson, Nick Hillstrom, Nathan Ajhar 2024-05-07
11972656 Gaming devices, systems, and methods for reusing wild symbols Nathan Ajhar, Chris Peterson, Nick Hillstrom 2024-04-30
11887437 Banked bonus player selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2024-01-30
11861983 Multi-stage player wheel section set selection Chris Peterson, Nick Hillstrom, Nathan Ajhar 2024-01-02
11837052 Replicating symbol driven events across multiple gaming devices Chris Peterson, Nick Hillstrom, Nathan Ajhar 2023-12-05
11615668 Gaming systems and methods for providing a sliding symbol operation Chris Peterson, Nick Hillstrom, Nathan Ajhar 2023-03-28
11562618 Gaming devices, systems, and methods for reusing wild symbols Nathan Ajhar, Chris Peterson, Nick Hillstrom 2023-01-24
10872500 Slot machine implementing a symbol lock operation Chris Peterson, Nick Hillstrom, Nathan Ajhar 2020-12-22
10783748 Gaming system and method for accumulating symbols for subsequent reuse Chris Peterson, Nick Hillstrom, Nathan Ajhar 2020-09-22
10008071 Multi-play central determination system Tracy Powell, Meng Oh, Steven G. LeMay, Wei-Shan Yang, Eric Rasmussen +4 more 2018-06-26
8932129 Multi-play central determination system Tracy Powell, Meng Oh, Steven G. LeMay, Wei-Shan Yang, Eric Rasmussen +4 more 2015-01-13 $8,006,000
7412345 System, method, and article of manufacture for obtaining data Scott Roby 2008-08-12 $50,020,000