Average Co-Inventor Count = 1.75
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. Abb Inc. (1 from 373 patents)
2. Elster Metering Limited (1 from 6 patents)
2 patents:
1. 7213467 - Flowmeter
2. 7117749 - Electromagnetic flow meter for low conductivity fluids