Average Co-Inventor Count = 3.00
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. Japan Science and Technology Agency (1 from 1,310 patents)
2. National Institute for Materials Science (1 from 551 patents)
1 patent:
1. 8601610 - Optical electric field enhancement element and probe using the same