Average Co-Inventor Count = 6.63
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 (1 from 30,028 patents)
2. Transformatoren Union Aktiengesellschaft (1 from 12 patents)
3. Transormatoren Union Aktiengesellschaft (1 from 1 patent)
3 patents:
1. 5430425 - Integrated frame system
2. D261640 - Coupling transformer
3. 4236134 - Multiphase transformer for power transmission in a supply system