Average Co-Inventor Count = 2.00
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. Abb Patent Gmbh (4 from 221 patents)
4 patents:
1. 5546867 - Truck frame for a railborne vehicle
2. 5438932 - Running gear for a railborne vehicle that is radially adjustable through
3. 5438933 - Running gear for a railborne vehicle with radial adjustability
4. 5421269 - Radially adjustable running gear for a railborne vehicle