Average Co-Inventor Count = 2.67
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 (3 from 30,045 patents)
5 patents:
1. D1099047 - Programmable logic controller system module
2. D1099048 - Programmable logic controller system module
3. D1099049 - Programmable logic controller system module
4. D1099101 - Programmable logic controller system module
5. 9634415 - Device for coupling a PLC bus