Average Co-Inventor Count = 3.90
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. Alfred Kaercher Gmbh & Co. Kg (3 from 212 patents)
2. Alfred Kärcher Gmbh Co. Kg (2 from 43 patents)
5 patents:
1. 9249547 - Sweeping vehicle
2. 9045872 - Exchangeable sweeping brush device and sweeper having such a sweeping brush device
3. 8806704 - Automotive sweeper
4. 8505161 - Road sweeper
5. 7587779 - Mobile floor-cleaning machine