Average Co-Inventor Count = 2.67
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. Mann+hummel Gmbh (4 from 1,011 patents)
4 patents:
1. 10537833 - Oil filter element and oil filter
2. 10413849 - Filter element comprising hollow cylindrical filter medium body and filter device
3. 10058800 - Filter device
4. 9839865 - Oil filter element and oil filter