Average Co-Inventor Count = 3.75
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 30,040 patents)
2 patents:
1. 5523536 - Multi-pole vacuum switch with a pole operating unit for each vacuum
2. 5512724 - Vacuum switch with a drive device and pole operating unit