David Kubajak
25Patents
3h-index
8Co-inventors
48Inventor score
Filing activity: Sep 21, 2013 → May 19, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10140817B2 | Bill validation and cash dispensing device, system and method for use in a casino context | Physics | 8 | Active |
| US10629034B2 | Bill validation and cash dispensing device, system and method for use in a casino context | Physics | 6 | Active |
| US11100759B2 | Crediting and debiting an electronic gaming machine in a casino environment | Physics | 3 | Active |
| US11321999B2 | Crediting and debiting an electronic gaming machine in a casino environment | Physics | 3 | Active |
| US10643194B2 | Document handler system and method with timed operation | Physics | 3 | Active |
| US9721241B2 | Document handler system and method with timed operation | Physics | 3 | Active |
| US11257331B2 | Providing information to a player in a casino environment | Physics | 3 | Active |
| US10713889B2 | Device, system, and method for facilitating communications between electronic gaming machines and mobile devices | Electricity | 3 | Active |
| US11127259B2 | Bill validation and cash dispensing device, system and method for use in a casino context | Physics | 2 | Active |
| US10818144B2 | Crediting an electronic gaming machine in a casino environment | Physics | 2 | Active |
| US10817859B1 | Document handler system and method with timed operation | Physics | 2 | Active |
| US10783752B2 | Crediting and debiting an electronic gaming machine in a casino environment | Physics | 2 | Active |
| US10733585B2 | Document handler system and method with timed operation | Physics | 2 | Active |
| US10621825B2 | Device, system, and method for facilitating communications between electronic gaming machines and mobile devices | Electricity | 2 | Active |
| US11189136B2 | Providing information to a player in a casino environment | Physics | 2 | Active |
| US11341813B2 | Device, system, and method for facilitating communications between electronic gaming machines and mobile devices | Electricity | 1 | Active |
| US11321998B2 | Crediting and debiting an electronic gaming machine in a casino environment | Physics | 1 | Active |
| US11188890B2 | Document handler system and method with timed operation | Physics | 1 | Active |
| US12046110B2 | Crediting and debiting an electronic gaming machine in a casino environment | Physics | 0 | Active |
| US11587047B2 | Transaction methods for mobile wallet operations in a gaming environment | Physics | 0 | Active |
| US12217247B2 | Transaction methods for mobile wallet operations in a gaming environment | Physics | 0 | Active |
| US11869302B2 | Device, system and method for facilitating communications between electronic gaming machines and mobile devices | Electricity | 0 | Active |
| US11908266B2 | System for providing visual device status via a peripheral device | Electricity | 0 | Active |
| US11227281B2 | Transaction methods for mobile wallet operations in a gaming environment | Physics | 0 | Active |
| US11928659B2 | Document handler system and method with timed operation | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.