Inventor · disambiguated record
David Kubajak
Also filed as: KUBAJAK DAVID · KUBAJAK DAVID C · KUBAJAK DAVID CHRISTOPHER
25 granted patents·10 pending applications·75 citations·filing 2013–2025
96Inventor score
Top patents by PatentIndex Score
35 records- 0197US11321999B2Crediting and debiting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted May 3, 2022·5 cites·20 claims
- 0297US11100759B2Crediting and debiting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted Aug 24, 2021·5 cites·22 claims
- 0396US11257331B2Providing information to a player in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted Feb 22, 2022·5 cites·20 claims
- 0495US10713889B2Device, system, and method for facilitating communications between electronic gaming machines and mobile devicesNIPPON KINSEN KIKAI KK·Filed 2020·Granted Jul 14, 2020·4 cites·20 claims
- 0595US10629034B2Bill validation and cash dispensing device, system and method for use in a casino contextNIPPON KINSEN KIKAI KK·Filed 2018·Granted Apr 21, 2020·7 cites·5 claims
- 0694US10140817B2Bill validation and cash dispensing device, system and method for use in a casino contextJCM AMERICAN CORP·Filed 2017·Granted Nov 27, 2018·11 cites·20 claims
- 0793US11127259B2Bill validation and cash dispensing device, system and method for use in a casino contextNIPPON KINSEN KIKAI KK·Filed 2020·Granted Sep 21, 2021·3 cites·19 claims
- 0893US10817859B1Document handler system and method with timed operationJCM AMERICAN CORP·Filed 2020·Granted Oct 27, 2020·3 cites·20 claims
- 0993US10783752B2Crediting and debiting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted Sep 22, 2020·3 cites·22 claims
- 1092US11189136B2Providing information to a player in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted Nov 30, 2021·3 cites·20 claims
- 1192US10818144B2Crediting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted Oct 27, 2020·3 cites·21 claims
- 1291US11188890B2Document handler system and method with timed operationJCM AMERICAN CORP·Filed 2020·Granted Nov 30, 2021·2 cites·20 claims
- 1391US10733585B2Document handler system and method with timed operationJCM AMERICAN CORP·Filed 2020·Granted Aug 4, 2020·3 cites·20 claims
- 1490US11321998B2Crediting and debiting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2020·Granted May 3, 2022·2 cites·22 claims
- 1587US11869302B2Device, system and method for facilitating communications between electronic gaming machines and mobile devicesNIPPON KINSEN KIKAI KK·Filed 2022·Granted Jan 9, 2024·1 cites·20 claims
- 1687US10621825B2Device, system, and method for facilitating communications between electronic gaming machines and mobile devicesJCM AMERICAN CORP·Filed 2017·Granted Apr 14, 2020·5 cites·20 claims
- 1786US11341813B2Device, system, and method for facilitating communications between electronic gaming machines and mobile devicesNIPPON KINSEN KIKAI KK·Filed 2020·Granted May 24, 2022·2 cites·20 claims
- 1883US10643194B2Document handler system and method with timed operationJCM American Corparation·Filed 2017·Granted May 5, 2020·5 cites·20 claims
- 1976US12046110B2Crediting and debiting an electronic gaming machine in a casino environmentNIPPON KINSEN KIKAI KK·Filed 2022·Granted Jul 23, 2024·0 cites·20 claims
- 2076US11928659B2Document handler system and method with timed operationJCM AMERICAN CORP·Filed 2021·Granted Mar 12, 2024·0 cites·7 claims
- 2176US9721241B2Document handler system and method with timed operationJCM AMERICAN CORP·Filed 2013·Granted Aug 1, 2017·3 cites·16 claims
- 2274US2024221463A1Device, system and method for facilitating communications between electronic gaming machines and mobile devicesNIPPON KINSEN KIKAI KK·Filed 2024·Application pending·0 cites
- 2374US2025148544A1Currency Tracking and Accounting SystemsJCM AMERICAN CORP·Filed 2025·Application pending·0 cites
- 2470US12217247B2Transaction methods for mobile wallet operations in a gaming environmentJCM AMERICAN CORP·Filed 2022·Granted Feb 4, 2025·0 cites·20 claims
- 2569US2024273970A1System for providing visual device status via a peripheral deviceJCM AMERICAN CORP·Filed 2024·Application pending·0 cites
- 2664US11227281B2Transaction methods for mobile wallet operations in a gaming environmentJCM AMERICAN CORP·Filed 2020·Granted Jan 18, 2022·0 cites·13 claims
- 2762US2021012429A1Currency Tracking and Accounting SystemsJCM AMERICAN CORP·Filed 2020·Application pending·0 cites
- 2862US2021012431A1Currency Tracking and Accounting SystemsJCM AMERICAN CORP·Filed 2020·Application pending·0 cites
- 2962US2021012430A1Currency Tracking and Accounting SystemsJCM AMERICAN CORP·Filed 2020·Application pending·0 cites
- 3061US2020372584A1Currency Tracking and Accounting SystemsJCM AMERICAN CORP·Filed 2020·Application pending·0 cites
- 3159US11908266B2System for providing visual device status via a peripheral deviceJCM AMERICAN CORP·Filed 2021·Granted Feb 20, 2024·0 cites·15 claims
- 3256US2024119776A1Evaluating currency and other articles in areas using image processingJCM AMERICAN CORP·Filed 2022·Application pending·0 cites
- 3352US11587047B2Transaction methods for mobile wallet operations in a gaming environmentJCM AMERICAN CORP·Filed 2020·Granted Feb 21, 2023·0 cites·20 claims
- 3443US2023105713A1Systems and methods for funding game play at casino table gamesJCM AMERICAN CORP·Filed 2021·Application pending·0 cites
- 3542US2021366222A1Automated Processing the Output of Count Sort MachinesJCM AMERICAN CORP·Filed 2020·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David Kubajak files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →