Randy D. Sines
69Patents
28h-index
11Co-inventors
85Inventor score
Filing activity: Feb 17, 1976 → Jul 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6165069A | Automated system for playing live casino table games having tabletop changeable playing card displays and monitoring security features | Physics | 548 | Expired |
| US5934672A | Slot machine and methods of operation | Physics | 421 | Expired |
| US5586766A | Blackjack game system and methods | Human Necessities | 416 | Expired |
| US6270404A | Automated system for playing live casino table games having tabletop changeable playing card displays and play monitoring security features | Physics | 350 | Expired |
| US7006986B1 | Order file processes for purchasing on the internet using verified order information | Physics | 258 | Expired |
| US6019368A | Playing card shuffler apparatus and method | Human Necessities | 250 | Expired |
| US6651985B2 | Automated system for playing live casino table games having tabletop changeable playing card displays and play monitoring security features | Human Necessities | 250 | Expired |
| US5584483A | Playing card shuffling machines and methods | Human Necessities | 249 | Expired |
| US5676372A | Playing card shuffler | Human Necessities | 246 | Expired |
| US6722974B2 | Automated system for playing live casino table games having tabletop changeable playing card displays and play monitoring security features | Physics | 199 | Expired |
| US6299167A | Playing card shuffling machine | Human Necessities | 189 | Expired |
| US7048629B2 | Automated system for playing casino games having changeable displays and play monitoring security features | Human Necessities | 168 | Expired |
| US7255642B2 | Automated system for playing live casino table games having tabletop changeable playing card displays and play monitoring security features | Human Necessities | 163 | Expired |
| US5934998A | Blackjack game system and methods | Human Necessities | 157 | Expired |
| US6203009A | Slot-type gaming machine with variable drop zone symbols | Human Necessities | 134 | Expired |
| US7988152B2 | Playing card shuffler | Human Necessities | 99 | Active |
| US8469360B2 | Playing card shuffler | Human Necessities | 91 | Active |
| USRE38982E1 | Gambling game system and methods | General | 82 | Expired |
| US5518249A | Cards and methods for playing blackjack | Human Necessities | 71 | Expired |
| US5788230A | Drop slot game machine | Human Necessities | 62 | Expired |
| US7080048B1 | Purchasing on the internet using verified order information and bank payment assurance | Physics | 53 | Expired |
| US6419226B2 | Drop slot game machine | Human Necessities | 43 | Expired |
| US7599863B2 | Order file processing using order variables from two sources and authentication | Physics | 40 | Active |
| US5403015A | Cards and methods for playing casino 21 or blackjack | Human Necessities | 39 | Expired |
| US7878892B2 | Strategy indicating table gaming apparatuses and methods | Human Necessities | 38 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.