Average Co-Inventor Count = 1.00
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. Boliden Contech A. B. (2 from 8 patents)
2 patents:
1. 5125936 - Emission electrode
2. 5039318 - Device at wet electrostatic precipitator