Average Co-Inventor Count = 3.00
ph-index = 4
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. Usui Kokusai Sangyo Kaisha Limited (4 from 334 patents)
4 patents:
1. D764640 - High pressure fuel injection pipe
2. D749703 - High pressure fuel injection pipe
3. D749195 - High pressure fuel injection pipe
4. D749196 - High pressure fuel injection pipe