Average Co-Inventor Count = 2.67
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. Daicel Corporation (2 from 646 patents)
2 patents:
1. 8746737 - Gas generator
2. 8720947 - Gas generator for restraining device