Average Co-Inventor Count = 1.00
ph-index = 2
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. Yomega Corporation (1 from 4 patents)
2. Flambeau Products Company (1 from 1 patent)
2 patents:
1. 6220920 - Yo-yo with adjustable slot width
2. 6162109 - Yo-Yo having adjustable string gap