Average Co-Inventor Count = 1.80
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. Castle Rock Industries, Inc. (2 from 12 patents)
2. Karcher Floor Care, Inc (1 from 1 patent)
3 patents:
1. 7406739 - Grout tool for use with an all surface cleaning apparatus
2. 7028925 - Spray gun for use with an all surface cleaning apparatus
3. 6871371 - Floor care machine with replaceable floor care element