Growing community of inventors

Kitakyushu, Japan

Masakazu Kogo

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 = 20

Masakazu Kogo ↔ Nobusuke Matsuo (1 patent)Masakazu Kogo ↔ Yoshinori Sagara (1 patent)Masakazu KogoMasakazu Kogo (1 patent)Nobusuke MatsuoNobusuke Matsuo (3 patents)Yoshinori SagaraYoshinori Sagara (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toto Ltd. (1 from 1,195 patents)


1 patent:

1. 5524668 - Hot and cold water mixing device

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1/8/2026
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