Average Co-Inventor Count = 4.86
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 Research Ltd. (3 from 996 patents)
3 patents:
1. 8050053 - Electronic circuit arrangement for control purposes
2. 7103453 - Installation of a protective function in a protective device for an electrical power distribution network
3. 6492898 - Data transmission system for pipelines