Average Co-Inventor Count = 3.43
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. Black Decker Inc. (2 from 5,073 patents)
2 patents:
1. 6029313 - Vacuum cleaner with cantilevered drive system and removable belt access
2. D333891 - Filter for a vacuum cleaner