Average Co-Inventor Count = 4.75
ph-index = 3
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 (4 from 30,028 patents)
4 patents:
1. D898670 - Electric motor
2. D896755 - Electric motor
3. 8614528 - Electric machine having radial dividers for guiding cooling air
4. D672311 - Electro motor