Average Co-Inventor Count = 3.33
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. Card Technology Corporation (3 from 10 patents)
3 patents:
1. 6089457 - Card transport mechanism and method of operation
2. 5920055 - Card transport mechanism and method of operation
3. 5837991 - Card transport mechanism and method of operation