Average Co-Inventor Count = 1.00
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. Bettina Corporation (3 from 3 patents)
3 patents:
1. 7118477 - Portable electronic bingo device
2. 6645072 - Portable electronic bingo device
3. 5967895 - Portable electronic bingo device