Average Co-Inventor Count = 3.00
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. Deutsches Zentrum Fur Luft-und Raumfahrt E.v. (1 from 224 patents)
2. Lisa Draxlmaier Gmbh (90 patents)
3. Umc Universal Motor Corporation Gmbh (1 patent)
1 patent:
1. 7082909 - Free-piston device with electric linear drive