Average Co-Inventor Count = 3.48
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. Sony Corporation (4 from 58,129 patents)
2. Sony Electronics Inc (2 from 2,335 patents)
4 patents:
1. 8473334 - System and method for issuing and redeeming incentives on electronic data cards
2. 7827098 - Credit intermediary system, credit intermediary apparatus and method thereof, recording medium and program
3. 7568631 - System, apparatus and method for obtaining one-time credit card numbers using a smart card
4. 7039605 - Settlement intermediation processing apparatus, storage medium in which a program for settlement intermediation processing is stored, computer program for settlement intermediation, online shop apparatus, and on-line shopping method and system