Average Co-Inventor Count = 1.14
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 30,066 patents)
4 patents:
1. 5071491 - Frame for solar cell devices
2. 4320302 - Method for the automatic or semiautomatic distance measurement and
3. 4290120 - Circuit arrangement for reading out and regenerating items of
4. 4172279 - Integrated current supply circuits