Average Co-Inventor Count = 1.50
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. Johnson Fishing, Inc. (3 from 14 patents)
3 patents:
1. 5369904 - Balanced fishing rod
2. 5199205 - Illuminated bobber
3. 4555233 - Shock-absorbing bow mount for trolling motor