Average Co-Inventor Count = 2.00
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. 7757374 - Keyless chuck with automatic and manual locking
2. 7360770 - Keyless chuck with automatic and manual locking