Average Co-Inventor Count = 1.00
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. The Servicemaster Company (2 from 7 patents)
2 patents:
1. 8083860 - Capture and removal cleaning system
2. 7845047 - Cleaning brush