Average Co-Inventor Count = 2.40
ph-index = 2
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. Oberthur Gaming Technologies Inc. (3 from 12 patents)
3 patents:
1. 7559553 - Dual play area lottery game with enhanced authentication system
2. 7490830 - Multi-ticket lottery system
3. 7125017 - Dual play area lottery game with enhanced authentication system