Average Co-Inventor Count = 2.00
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. Minnesota Mining and Manufacturing Company (3 from 7,865 patents)
3 patents:
1. 5133516 - Drag reduction article
2. 5069403 - Drag reduction article
3. 4986496 - Drag reduction article