Growing community of inventors

Shiojiri, Japan

Tokio Kato

Average Co-Inventor Count = 3.43

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

Tokio KatoRyo Oguchi (2 patents)Tokio KatoYasuaki Hirai (1 patent)Tokio KatoTomoyoshi Hirabayashi (1 patent)Tokio KatoTomoya Kurashina (1 patent)Tokio KatoTokio Kato (2 patents)Ryo OguchiRyo Oguchi (9 patents)Yasuaki HiraiYasuaki Hirai (13 patents)Tomoyoshi HirabayashiTomoyoshi Hirabayashi (3 patents)Tomoya KurashinaTomoya Kurashina (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (2 from 33,404 patents)


2 patents:

1. 11376854 - Printing apparatus and printing system

2. 11137955 - Server apparatus, printing system, and management method

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as of
12/5/2025
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