Average Co-Inventor Count = 1.60
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. International Business Machines Corporation (2 from 164,197 patents)
2 patents:
1. 5517040 - Personalizable semiconductor chips for analog and analog/digital circuits
2. 4698599 - Differential summing amplifier for inputs having large common mode