Average Co-Inventor Count = 2.77
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. Black Decker Inc. (3 from 5,072 patents)
3 patents:
1. D286579 - Light for closets, storage spaces, and the like
2. 4225814 - Cordless vacuum cleaner storing and recharging system
3. 4209875 - Cordless vacuum cleaner bowl and filter system