Average Co-Inventor Count = 1.58
ph-index = 3
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. Karcher North America, Inc. (5 from 77 patents)
5 patents:
1. D1016416 - Floor cleaning machine
2. 11346579 - Vented cover plate
3. D919208 - Portable cleaning device
4. D915012 - Pressure washer
5. D693529 - Floor cleaning device