Average Co-Inventor Count = 4.00
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. D678028 - Dust extractor
2. D677547 - Dust extractor
3. D677548 - Dust extractor