Average Co-Inventor Count = 3.60
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. Credo Tool Company (2 from 36 patents)
2. Vermont American Corporation (1 from 71 patents)
3 patents:
1. D428899 - Combined miter fence and box joint fixture
2. 5875950 - Nail driving apparatus
3. 5755319 - Safety power switch