Forward Citations = 11

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2 inventors (with patents filed for the assignee):

Kazuo Ishikawa (3 out of 16 patents)

Naoki Okamoto (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 6060002 - Fire resistant liquid, process for preparing it, and fireproof building (2000-05-09),

2. 6059641 - Powder/granule feeder and its application apparatus (2000-05-09),

3. 6004387 - Fire resistant liquid, process for preparing it, and fireproof building (1999-12-21),

4. 5879593 - Fire resistant liquid, process for preparing it, and fireproof building (1999-03-09),

Company Overview

Kyoei Inc. is a leading supplier of industrial equipment and machinery based in Japan. With over 50 years of experience, Kyoei Inc. specializes in providing high-quality products and services to a wide range of industries including manufacturing, construction, and transportation. Their commitment to innovation and customer satisfaction has earned them a reputation as a trusted partner in the global marketplace.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

4 Patents

#20 in Kumamoto

#7,588 in Japan

Kumamoto, Japan

Kyoei Inc.

Forward Citations = 11

2 inventors:

Kazuo Ishikawa (3 out of 16 patents)

Naoki Okamoto (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kyoei Inc.. Retrieved from https://idiyas.com/company/kyoei

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]