Average Co-Inventor Count = 2.57
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. Rayovac Corporation (3 from 185 patents)
3 patents:
1. D315608 - Hand-held flashlight
2. 4783725 - Flashlight with space efficient reflector
3. 4760504 - Magnetically activated flashlight