Average Co-Inventor Count = 1.33
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 30,066 patents)
2. Norbert Achatz (0 patent)
2 patents:
1. 6130540 - Measurement system for electric disturbances in a high-voltage
2. 5903157 - Measuring system for enclosed high-voltage switchgear