Average Co-Inventor Count = 4.00
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. Siemens Aktiengesellschaft (2 from 30,040 patents)
2 patents:
1. 6073651 - Damped valve
2. 6047731 - Pressure fitting, in particular a pressure relief and safety valve