Average Co-Inventor Count = 5.00
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. Philip Morris Inc. (2 from 759 patents)
2 patents:
1. 5201413 - Dual cigarette carton with separable or divisible label containing
2. 5174443 - Cigarette carton with modified tuck-in flap