Growing community of inventors

Osaka, Japan

Katsuaki Sumida

Average Co-Inventor Count = 3.00

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

Katsuaki SumidaKoichi Kubo (1 patent)Katsuaki SumidaKenji Terai (1 patent)Katsuaki SumidaKatsuaki Sumida (1 patent)Koichi KuboKoichi Kubo (3 patents)Kenji TeraiKenji Terai (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Panasonic Corporation (1 from 16,453 patents)


1 patent:

1. 7607327 - Drum type washing machine

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as of
12/9/2025
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