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For the Inventor, By the Inventor

Tokyo, Japan

Kiyari Co., Ltd.

USPTO Granted Patents = 2

% Expired Patents = 50.0

Forward Citations = 13

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3 inventors (with patents filed for the assignee):

goldMedal Shuichi Iwai (2 out of 2 patents)

silverMedal Nobuhiro Kobayashi (1 out of 19 patents)

bronzeMedal Takahiro Nonaka (1 out of 1 patent)


2 patents:

1. 7154073 - Microwave heatable tray for frozen food, package of frozen food, package of frozen sushi, and method of thawing frozen sushi (2006-12-26),
2. 5951905 - Thawing-heating tray and thawing-heating method (1999-09-14),
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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#4,372 in Tokyo

#11,139 in Japan

Tokyo, JP
Tokyo, Japan

Kiyari Co., Ltd.

Forward Citations = 13

3 inventors:

goldMedal Shuichi Iwai (2 out of 2 patents)

silverMedal Nobuhiro Kobayashi (1 out of 19 patents)

bronzeMedal Takahiro Nonaka (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kiyari Co., Ltd.. Retrieved from https://idiyas.com/company/kiyari-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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