Average Co-Inventor Count = 3.43
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 USA Inc. (2 from 732 patents)
2 patents:
1. 7448991 - Process and system for monitoring a continuous element being incorporated within a cigarette filter
2. 6903555 - Flavor monitoring system and method