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 413 patents)
3 patents:
1. 5715566 - Cleaning machine with a detachable cleaning module
2. 5524321 - Vacuum Cleaner with a detachable vacuum module
3. 5309600 - Vacuum cleaner with a detachable vacuum module