Average Co-Inventor Count = 2.25
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. Societe Nationale Elf Aquitaine (2 from 235 patents)
2. Elf Aquitaine (1 from 29 patents)
3 patents:
1. 5618725 - Oleophilic biodegrading additive and method of treating hybrocarbon
2. 5395646 - Process for the protection of solid surfaces, particularly coastal
3. 5294348 - Process for removing ammonia from waste waters