Average Co-Inventor Count = 2.40
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. Abb Technology Ltd (1 from 191 patents)
2. Ctek Sweden Ab (1 from 17 patents)
2 patents:
1. 10328807 - Method for operating a battery charger, and a battery charger
2. 7432697 - Universal input device for a tap changer