Average Co-Inventor Count = 4.20
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 for Materials Science (2 from 548 patents)
2 patents:
1. 8866243 - Ferromagnetic tunnel junction structure and magnetoresistive element using the same
2. 8575674 - Ferromagnetic tunnel junction structure, and magneto-resistive element and spintronics device each using same