Average Co-Inventor Count = 2.90
ph-index = 3
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. Krauss-Maffei Aktiengesellschaft (3 from 182 patents)
3 patents:
1. 5308212 - Aircraft towing vehicle
2. 5219033 - Tractor for aircraft
3. 4512560 - Apparatus for mounting rails on a rigid rail beam