Average Co-Inventor Count = 3.75
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 Sanso Corporation (2 from 182 patents)
2 patents:
1. 5730783 - Ozone concentrating process
2. 5603456 - Liquid fuel burner