Average Co-Inventor Count = 2.25
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. Siemens Aktiengesellschaft (3 from 30,028 patents)
3 patents:
1. 9147904 - Rechargeable energy storage unit
2. 9005826 - Electrochemical battery
3. 8940451 - Planar high-temperature fuel cell