Average Co-Inventor Count = 3.87
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. Carl Freudenberg Kg (4 from 516 patents)
4 patents:
1. 11369907 - Filter cartridge and filter cartridge arrangement
2. 11235271 - Filter cartridge with venturi nozzle
3. 10220344 - Filter cartridge comprising a weld seam
4. 9266050 - Filter cartridge