Average Co-Inventor Count = 4.94
ph-index = 1
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 (2 from 22,081 patents)
2 patents:
1. 12062441 - Personal protective equipment and safety management system having active worker sensing and assessment
2. 5615767 - Method and packaging for surgical masks