Average Co-Inventor Count = 2.00
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.
4 patents:
1. D517390 - Tool card
2. D506940 - Multifunctional tapeline
3. D476219 - Retraction reel
4. D467990 - Fishing gear