% Expired Patents = 50.0

Forward Citations = 1

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13 inventors (with patents filed for the assignee):

Fumio Kawahara (4 out of 17 patents)

Shingo Nakamura (3 out of 5 patents)

Yuichi Furukawa (3 out of 26 patents)

4. Yuji Okada (3 out of 11 patents)

5. Hiroshi Kawahara (1 out of 5 patents)

6. Daisuke Serino (1 out of 3 patents)

7. Yuzo Matsuda (1 out of 2 patents)

8. Tetsushi Yamaguchi (1 out of 1 patent)

9. Sakayuki Ishikawa (1 out of 1 patent)

10. Takuto Takahashi (1 out of 1 patent)

11. Naoshi Sakaguchi (1 out of 4 patents)

12. Hiroyuki Kayaba (1 out of 1 patent)

13. Takahiro Michimoto (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 10828694 - Casting device, method for detecting leakage of refrigerant in casting device, and leakage detection device (2020-11-10),

2. 9163992 - Abnormal measurement detection device and method for infrared radiation thermometer (2015-10-20),

3. 8445847 - Abnormal measurement detection device and method for infrared radiation thermometer (2013-05-21),

4. 8340468 - Temperature measuring device and temperature measuring method (2012-12-25),

Company Overview

Meiwa E-tec Co., Ltd. is a leading provider of electronic components and solutions. With a focus on innovation and quality, we offer a wide range of products including connectors, terminals, and wiring harnesses. Our dedication to customer satisfaction and industry expertise has made us a trusted partner for companies in various sectors worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#24 in Toyota

#7,579 in Japan

Toyota, Japan

Meiwa E-Tec Co., Ltd.

Forward Citations = 1

13 inventors:

Fumio Kawahara (4 out of 17 patents)

Shingo Nakamura (3 out of 5 patents)

Yuichi Furukawa (3 out of 26 patents)

4. Yuji Okada (3 out of 11 patents)

5. Hiroshi Kawahara (1 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Meiwa E-Tec Co., Ltd.. Retrieved from https://idiyas.com/company/meiwa-e-tec-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]