Average Co-Inventor Count = 2.00
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. Nippon Steel Corporation (1 from 3,548 patents)
2. Nippon Hoso' Kyokai (1 from 372 patents)
1 patent:
1. 5501913 - Garnet polycrystalline film for magneto-optical recording medium