Average Co-Inventor Count = 5.54
ph-index = 1
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. Other (1 from 833,002 patents)
2. International Billings Services, Inc. (1 from 1 patent)
2 patents:
1. 5842183 - Dynamically updated payment due date system
2. 5568392 - Document edge marking apparatus