Average Co-Inventor Count = 1.33
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. Siemens Aktiengesellschaft (2 from 30,061 patents)
2 patents:
1. 6087033 - Fuel cells and batteries made thereof
2. 4225411 - Support frame for electrolyte chambers in electrochemical cells