Average Co-Inventor Count = 1.71
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. Nifco Inc. (3 from 1,193 patents)
3 patents:
1. 11092179 - Clip
2. 7226023 - Clip
3. 5695236 - Glass plate holding device