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. Usui Co., Ltd. (2 from 28 patents)
2 patents:
1. D987687 - Fuel rail
2. D987686 - Injector holder of fuel rail for gasoline direct-injection engine