Average Co-Inventor Count = 3.75
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. (5 from 5,073 patents)
5 patents:
1. 8627538 - Wet and/or dry vacuum with floor collector
2. 8327487 - Vacuum filter cleaning device
3. 8037572 - Vacuum with stowable handle
4. 8037570 - Wet and/or dry vacuum with floor collector
5. 7877839 - Wet and/or dry vacuum with floor collector