Average Co-Inventor Count = 1.00
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. Quabaug Rubber Company (2 from 9 patents)
2 patents:
1. D258773 - Shoe sole
2. D255287 - Shoe heel