Average Co-Inventor Count = 3.00
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. International Business Machines Corporation (3 from 164,108 patents)
3 patents:
1. 7782181 - Telematic parametric speed metering system
2. 7656280 - Telematic parametric speed metering system
3. 7375624 - Telematic parametric speed metering system