Average Co-Inventor Count = 4.29
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. Bissell Inc. (3 from 415 patents)
3 patents:
1. 5337443 - Vacuum cleaner
2. 5237720 - Carpet extractor with bucket caddy
3. 5146647 - Carpet extractor with bucket caddy