Average Co-Inventor Count = 4.09
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 (43 patents)
3. Sprintus Gmbh (2 patents)
4. Lepold, Holger (0 patent)
3 patents:
1. 7659693 - Rechargeable battery
2. 7578026 - Vacuum cleaner
3. 7450367 - Cleaning apparatus