Average Co-Inventor Count = 2.00
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. Other (1 from 832,843 patents)
2. Basf Corporation (1 from 2,036 patents)
2 patents:
1. 5907094 - Nitrification activity test (NAT): procedure to monitor nitrifier biomass
2. 5849192 - Procedure to recover from nitrification upsets