Average Co-Inventor Count = 4.00
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. Other (1 from 832,843 patents)
2. Daimler Chrysler Ag (1 from 2,614 patents)
2 patents:
1. 6789511 - Internal combustion engine with compression ignition
2. 6604598 - Fuel tank for automobiles with fuel cell drive