Average Co-Inventor Count = 2.40
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 (2 from 516 patents)
2 patents:
1. 11865482 - Filter module comprising sensor and method for determining the state of a filter element
2. 11235271 - Filter cartridge with venturi nozzle