Marvin A. Hein
18Patents
8h-index
12Co-inventors
65Inventor score
Filing activity: Sep 28, 2001 → Oct 16, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7361089B2 | Multi-reel slot machine with selectable reel play | Physics | 83 | Active |
| US6805633B2 | Gaming machine with automatic sound level adjustment and method therefor | Electricity | 42 | Expired |
| US7730325B2 | Verification system and method | Physics | 25 | Active |
| US8172661B1 | Variable payout percentage gaming device and methods of using the same | Human Necessities | 20 | Active |
| US8414381B2 | Method for remapping a game wheel | Physics | 15 | Active |
| US7467404B2 | System and method for distributing software licenses | Physics | 14 | Expired |
| US8342935B1 | Integrated display and input system | Physics | 12 | Expired |
| US7857698B2 | Multiple primary games for a gaming device | Physics | 9 | Active |
| US8165294B2 | Rollback attack prevention system and method | Physics | 2 | Active |
| US8888588B2 | Game rating system for gaming devices | Physics | 2 | Active |
| US8613660B2 | Game rating system for gaming devices | Physics | 1 | Active |
| US10467846B2 | Integrated display and input system | Physics | 0 | Active |
| US9235955B2 | Universal game monitoring unit and system | Physics | 0 | Active |
| US8696427B2 | Variable payout percentage gaming system | Human Necessities | 0 | Active |
| US10347071B2 | Integrated display and input system | Physics | 0 | Active |
| US8235788B1 | Integrated display and input system | General | 0 | Revoked |
| US7938723B2 | Multiple primary games for a gaming device | Physics | 0 | Active |
| US8708812B2 | Game rating system for gaming devices and related methods | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.