Average Co-Inventor Count = 2.62
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. (7 from 5,073 patents)
7 patents:
1. D1024714 - Electric hammer
2. D1011160 - Electric hammer
3. 11014209 - Dust extractor
4. D893278 - Suction head
5. D830805 - Hammer drill non-quick change chuck
6. D830804 - Hammer drill quick change chuck
7. D830803 - Hammer drill quick change chuck with handle