Average Co-Inventor Count = 2.67
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. Eveready Battery Company, Inc. (4 from 1,039 patents)
4 patents:
1. 7815336 - Flashlight
2. 7510298 - Flashlight having a focusing mechanism
3. D560007 - Lighting device
4. 7309139 - Flashlight