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. National Institute of Advanced Industrial Science and Technology (1 from 1,710 patents)
1 patent:
1. 7238460 - Optical recording medium, production method thereof and method of using same