Average Co-Inventor Count = 3.00
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 (3 from 14,084 patents)
3 patents:
1. D1064276 - Respirator filter cartridge
2. D1064277 - Respirator filter cartridge
3. D936226 - Respirator filter cartridge