Average Co-Inventor Count = 5.00
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. Donaldson Comapny, Inc. (4 from 1,404 patents)
4 patents:
1. 7758674 - Air filter assembly for low temperature catalytic processes
2. 7101419 - Air filter assembly for low temperature catalytic processes
3. 6638339 - Air filter assembly for low temperature catalytic processes
4. 6432177 - Air filter assembly for low temperature catalytic processes