Average Co-Inventor Count = 4.22
ph-index = 4
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 (5 from 14,059 patents)
5 patents:
1. D434847 - Cap
2. D433751 - Cap
3. D421301 - Two position pressure demand inlet port adaptor
4. D421116 - Cap
5. D421118 - Inlet port adaptor on a full-face respirator lens