Average Co-Inventor Count = 4.50
ph-index = 2
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. Nisshin Steel Co., Ltd. (3 from 342 patents)
3 patents:
1. 5429843 - Vapor deposition for formation of plating layer
2. 5206093 - Multilayer metal-coated steel sheet
3. 5118576 - Material for expanded graphite gasket