Average Co-Inventor Count = 6.00
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. Mizuno Corporation (1 from 295 patents)
2. Tokai National Higher Education and Research System (1 from 82 patents)
1 patent:
1. 11768141 - Object hardness measuring device and method