% Expired Patents = 25.0

Trademarks = 1

Forward Citations = 30

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8 inventors (with patents filed for the assignee):

Katsuo Maxted (1 out of 1 patent)

Joseph Lanzotti (1 out of 7 patents)

Charles Paul Depp (1 out of 9 patents)

4. Brian Nagy (1 out of 5 patents)

5. J Patrick Dunbar, Jr (1 out of 2 patents)

6. Nancy Singh (1 out of 2 patents)

7. Lee Xiong (1 out of 1 patent)

8. Akihiro Maximilian Matsumura (1 out of 7 patents)

4 patents: Sort by Forward Citations

1. 10556283 - Grommet and method of making a grommet assembly (2020-02-11),

2. 9484162 - Power source switch (2016-11-01),

3. 9231338 - Variable wire strain relief connector (2016-01-05),

4. 6462270 - Two-piece junction box cover having gutters for reducing water infiltration (2002-10-08),

Company Overview

Sumitomo Electric Wiring Systems, Inc. (SEWS) is a leading manufacturer of automotive electrical systems. With a focus on innovation and quality, SEWS provides wiring harnesses and related components to automotive manufacturers worldwide. The company is known for its commitment to safety, reliability, and environmental sustainability in its products.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#1 in Northville

#7,579 in Japan

Northville, Japan

Sumitomo Electric Wiring Systems, Inc.

Forward Citations = 30

8 inventors:

Katsuo Maxted (1 out of 1 patent)

Joseph Lanzotti (1 out of 7 patents)

Charles Paul Depp (1 out of 9 patents)

4. Brian Nagy (1 out of 5 patents)

5. J Patrick Dunbar, Jr (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sumitomo Electric Wiring Systems, Inc.. Retrieved from https://idiyas.com/company/sumitomo-electric-wiring-systems

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]