Growing community of inventors

Tokyo, Japan

Koki Katsumata

Average Co-Inventor Count = 2.00

ph-index = 1

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.

Forward Citations = 0

Koki KatsumataNaoya Sazuka (1 patent)Koki KatsumataKoki Katsumata (1 patent)Naoya SazukaNaoya Sazuka (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sony Group Corporation (1 from 3,524 patents)


1 patent:

1. 12236149 - Information processing system displaying emotional information

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1/22/2026
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