Printing apparatus, printing material cartridge, adaptor for printing material container, and circuit board

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9370934
APP PUB NO 20140307031A1
SERIAL NO

14319609

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A printing material cartridge comprises: a memory device; a plurality of first terminals through which a power source voltage and signals for operating the memory device are supplied from a printing apparatus; and a plurality of second terminals to be used for detecting attachment conditions of the printing material cartridge in a cartridge attachment unit. The plurality of first terminals have a plurality of first contact portions that get in contact with corresponding apparatus-side terminals when the printing material container is properly attached to the cartridge attachment unit. The plurality of second terminals have a plurality of second contact portions that get in contact with corresponding apparatus-side terminals when the printing material container is properly attached to the cartridge attachment unit. The plurality of first and second contact portions are arranged so as to form a first row and a second row. Four contact portions among the plurality of second contact portions are placed at both ends of the first and second rows, respectively.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATIONTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asauchi, Noboru Nagano-ken, JP 89 1296
Nakano, Shuichi Shiojiri, JP 47 371

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