Average Co-Inventor Count = 2.53
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 (4 from 191 patents)
4 patents:
1. D737209 - Backplane of control system
2. D737204 - Input/output control device
3. D733072 - Controller
4. D727856 - Profibus master