Average Co-Inventor Count = 2.22
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. Transaction Technology Inc. (3 from 31 patents)
3 patents:
1. 5984177 - Multiple configuration automatic teller machine
2. D386883 - Automated teller machine
3. 4812709 - Privacy screen for a color cathode ray display tube