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Hoden Meimitsu Kako Kenkyusho Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 1

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2 inventors (with patents filed for the assignee):

Yasuhiko Endo (1 out of 19 patents)

Tomio Sakai (1 out of 5 patents)

1 patent: Sort by Forward Citations

1. 7918931 - Chromium-free metal surface treatment agent (2011-04-05),

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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#9 in Atsugi

#15,539 in Japan

Hoden Meimitsu Kako Kenkyusho Co., Ltd.

Forward Citations = 1

2 inventors:

Yasuhiko Endo (1 out of 19 patents)

Tomio Sakai (1 out of 5 patents)

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