Average Co-Inventor Count = 4.17
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 58,132 patents)
2. Sony Group Corporation (1 from 3,492 patents)
5 patents:
1. 12134027 - Game mat, information processing apparatus, and information processing method
2. 11295299 - Information processing apparatus
3. 9497796 - Portable terminal device, portable terminal oriented method, currency information issuance server apparatus, currency information issuance method, and computer program product
4. 7926713 - Settlement server, settlement request server and settlement execution terminal
5. 7720717 - Mobile terminal device, mobile terminal method, mobile terminal program, and electronic money server