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For the Inventor, By the Inventor

Kanagawa, Japan

Kasai Kogyo Co., Ltd.

USPTO Granted Patents = 3

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal Nobuaki Seki (1 out of 3 patents)

silverMedal Akira Tonosaki (1 out of 1 patent)

bronzeMedal Hikaru Kuramata (1 out of 1 patent)


3 patents:

1. 12759476 - Cargo room trim and trim manufacturing method (2026-10-13),
2. 12734731 - Molding die, method for manufacturing molding die, and method for manufacturing molded product (2026-09-15),
3. 12617369 - Center pillar upper (2026-05-05),
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USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#313 in Kanagawa

#8,932 in Japan

Kanagawa, JP
Kanagawa, Japan

Kasai Kogyo Co., Ltd.

Forward Citations = 0

3 inventors:

goldMedal Nobuaki Seki (1 out of 3 patents)

silverMedal Akira Tonosaki (1 out of 1 patent)

bronzeMedal Hikaru Kuramata (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kasai Kogyo Co., Ltd.. Retrieved from https://idiyas.com/company/kasai-kogyo

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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