Average Co-Inventor Count = 1.33
ph-index = 1
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. Kershaw Manufacturing Company (1 from 20 patents)
2. Knox Kershaw, Inc. (1 from 8 patents)
2 patents:
1. 5493795 - Ballast regulator having improved track cleaning means
2. D305898 - Cutter chain link and tool holder combination unit