Average Co-Inventor Count = 7.00
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. American Greetings Corporation (2 from 423 patents)
2 patents:
1. 11778462 - Live greetings
2. 10834587 - Live greetings