Average Co-Inventor Count = 2.25
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. Philip Morris USA Inc. (2 from 732 patents)
2. Philip Morris Inc. (1 from 759 patents)
3 patents:
1. D655154 - Package
2. D614023 - Package
3. 6837369 - Slide notch cigarette pack sleeve