Average Co-Inventor Count = 3.00
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. 3m Innovative Properties Company (3 from 14,067 patents)
3 patents:
1. 9474319 - Pivoting headgear system
2. 9066552 - Head suspension having transition arms and rear support
3. 8505121 - Head suspension having transition arms and rear support