Average Co-Inventor Count = 2.86
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. Billcon Corporation (4 from 7 patents)
4 patents:
1. 6938892 - Paper identification counter and paper identification and counting method
2. 6782987 - Paper identification counter and paper identification and counting method
3. D457554 - Currency bills evaluating and counting device
4. D439604 - Currency bills evaluating and counting device