Average Co-Inventor Count = 3.24
ph-index = 2
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 508 patents)
4 patents:
1. D871694 - Robot cleaner
2. 9364129 - Drive system for a cleaning unit, and cleaning unit
3. 7406784 - Ironing board having an iron rest
4. 7404265 - Ironing board