Average Co-Inventor Count = 4.00
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. Hyperion Catalysis International, Inc. (2 from 111 patents)
2 patents:
1. 6248478 - Battery
2. 5110693 - Electrochemical cell