Average Co-Inventor Count = 4.50
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. Eveready Battery Company, Inc. (3 from 1,039 patents)
3 patents:
1. 8274256 - Battery charger
2. 7816886 - Battery charger
3. D562231 - Battery charger