Average Co-Inventor Count = 3.33
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 (3 from 164,108 patents)
3 patents:
1. 6845557 - Method for producing an electronic package possessing controlled impedance characteristics
2. 6469256 - Structure for high speed printed wiring boards with multiple differential impedance-controlled layers
3. 5275734 - Chemical pre-treatment and biological destruction of propylene carbonate