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Inventor

KUBAJAK DAVID

US19 patents
⚠️ This page may combine multiple inventors who share the name “KUBAJAK DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON KINSEN KIKAI KK

13 patents
US11321999B2May 3, 2022

Crediting and debiting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK5 citations84
US11257331B2Feb 22, 2022

Providing information to a player in a casino environment

NIPPON KINSEN KIKAI KK5 citations84
US11189136B2Nov 30, 2021

Providing information to a player in a casino environment

NIPPON KINSEN KIKAI KK3 citations84
US11127259B2Sep 21, 2021

Bill validation and cash dispensing device, system and method for use in a casino context

NIPPON KINSEN KIKAI KK3 citations84
US11100759B2Aug 24, 2021

Crediting and debiting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK5 citations84
US10818144B2Oct 27, 2020

Crediting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK3 citations84
US10783752B2Sep 22, 2020

Crediting and debiting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK3 citations84
US10629034B2Apr 21, 2020

Bill validation and cash dispensing device, system and method for use in a casino context

NIPPON KINSEN KIKAI KK7 citations84
US10713889B2Jul 14, 2020

Device, system, and method for facilitating communications between electronic gaming machines and mobile devices

NIPPON KINSEN KIKAI KK4 citations83
US11321998B2May 3, 2022

Crediting and debiting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK2 citations73
US11869302B2Jan 9, 2024

Device, system and method for facilitating communications between electronic gaming machines and mobile devices

NIPPON KINSEN KIKAI KK1 citations72
US11341813B2May 24, 2022

Device, system, and method for facilitating communications between electronic gaming machines and mobile devices

NIPPON KINSEN KIKAI KK2 citations72
US12046110B2Jul 23, 2024

Crediting and debiting an electronic gaming machine in a casino environment

NIPPON KINSEN KIKAI KK0 citations62

JCM AMERICAN CORP

6 patents