Average Co-Inventor Count = 2.40
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. Otv (omnium De Traitements Et De Valorisation) (1 from 8 patents)
2. Omnium De Traitements Et De Valorisation (1 from 4 patents)
2 patents:
1. 5876613 - Sludge digestion method
2. 5858768 - Method for purifying and biodeodorizing gas effluents