Average Co-Inventor Count = 1.36
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Gtech Rhode Island Corporation (4 from 45 patents)
2. Igt (2 from 4,356 patents)
3. Gtech Corporation (2 from 52 patents)
4. Gtech Printing Corporation (2 patents)
8 patents:
1. 11783677 - Event based second chance or raffle based on external event background of the inventive concept
2. 10043418 - Marking system and method and scratch-off game card incorporating same
3. 8708795 - Method and system for facilitating extended play of a wagering game
4. 8480470 - System and method for facilitating the operation of a combined lottery/raffle game
5. 8147309 - System and method for providing a table poker wagering game
6. 8115634 - System and method for detecting access to an article or opening of a package
7. 7598871 - System and method for detecting access to an article or opening of a package
8. 7183920 - System and method for detecting access to an article or opening of a package