Average Co-Inventor Count = 2.00
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. Sumida Corporation (2 from 228 patents)
2 patents:
1. 12142409 - Coil component
2. D923574 - Coil component