Wave washer and variable-flow-rate valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10876466
APP PUB NO 20200347778A1
SERIAL NO

16493987

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Abstract

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A wave washer according to an aspect of the present disclosure includes an annular body which is formed around an axis into a wave shape and at least one protruding piece which protrudes inward or outward from the body. The at least one protruding piece includes a flat surface which is perpendicular to the axis.

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Patent Owner(s)

Patent OwnerAddress
CHUO HATSUJO KABUSHIKI KAISHA68 KAMISHIOTA NARUMI-CHO MIDORI-KU NAGOYA-SHI 458-8505
IHI CORPORATION1-1 TOYOSU 3-CHOME KOTO-KU TOKYO 1358710 ?1358710

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akiyama, Yuichiro Koto-ku, JP 2 0
Ohtani, Satoshi Koto-ku, JP 8 71
Tanigaki, Michihiko Koto-ku, JP 3 5
Toya, Hideki Midori-ku, JP 13 78
Ueda, Naotada Koto-ku, JP 2 0

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges752445102101 - 1011 - 2021 - 3031 - 40050100150200250300350400450500550600650700750800

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