Average Co-Inventor Count = 3.60
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. Robert Boschgmbh (2 from 29,302 patents)
2. Van Doorne's Transmissie B.v. (2 from 141 patents)
3 patents:
1. 5971876 - Hydraulic emergency control for changing hydraulic oil pressure in the
2. 5937729 - Hydraulic emergency control for transmission ratio-dependent variation
3. 4861318 - Control of an infinitely variable transmission of a vehicle