Average Co-Inventor Count = 6.15
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. Osaka Gas Company Limited (2 from 353 patents)
2 patents:
1. 4699720 - Process for treating waste water by wet oxidations
2. 4654149 - Process for treating ammonium nitrate-containing waste water