Liquid ejection head and liquid ejection apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11504968
APP PUB NO 20210206167A1
SERIAL NO

17142405

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Abstract

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A liquid ejection head includes a liquid ejection face on which multiple ejection port arrays, each of which is formed with multiple ejection ports that eject liquid, are arranged. In the liquid ejection head, a first protrusion and a second protrusion, which have different sizes, are arranged in peripheral areas of the ejection port arrays on the liquid ejection face.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA3-30-2 TOKYO JAPAN TOKYO TOKYO METROPOLIS

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kishikawa, Shinji Tokyo, JP 21 48
Matsumoto, Keiji Kanagawa, JP 169 1180

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