Average Co-Inventor Count = 1.85
ph-index = 4
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. Peerless Chain Company (4 from 22 patents)
4 patents:
1. 5495653 - Apparatus and method for displaying and dispensing chain or the like
2. 5293998 - Container with chain retaining opening
3. 5068948 - Traction cable
4. 4825923 - Traction cable