Average Co-Inventor Count = 6.67
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 (2 from 1,011 patents)
2 patents:
1. 9486724 - Filter device, in particular liquid filter
2. 8361317 - Filter device for a motor vehicle