Average Co-Inventor Count = 6.00
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 (4 from 14,076 patents)
4 patents:
1. 7458693 - Retroreflective elements and articles
2. 7413316 - Retroreflective elements and articles
3. 7168815 - Retroreflective elements and articles
4. 7156528 - Retroreflective elements and articles