Average Co-Inventor Count = 1.41
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. Fujitsu Corporation (3 from 39,228 patents)
3 patents:
1. 5880444 - Interactive I/O terminal
2. 4983053 - Passbook printing machine
3. 4788418 - Automatic transaction machine