Shizuoka, Japan

Yoshio Matsui

This inventor holds 2 USPTO granted patents. Top assignee: Yazaki Corporation. Active years: 2003-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Matsui. Retrieved from https://idiyas.com/inventor/yoshio-matsui

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 61(Granted Patents)


Company Filing History:


Years Active: 2003-2010

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2 patents (USPTO):Explore Patents

Title: Innovations by Yoshio Matsui

Introduction

Yoshio Matsui is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of waterproofing technology, particularly in electrical junction boxes and wiring harness connectors. With a total of 2 patents, his work demonstrates a commitment to enhancing the durability and reliability of electrical components.

Latest Patents

Matsui's latest patents include a waterproof box for a wiring harness connector. This invention aims to prevent the penetration of liquids, such as water, through gaps between the box's main body and its cover. The design features a box main body with an opening surrounded by multiple side walls, a lid for covering the opening, a grommet, and a ring-shaped seal member for waterproofing. The grommet fills a cutout in the side wall, while the seal member's contact portion is thicker than the rest, ensuring a secure fit.

Another significant patent is the waterproof structure of an electrical junction box. This design enhances the waterproof capabilities of the junction box by ensuring that a stepped section of the cover makes contact with a flange section of the case. A protuberance is formed along the periphery to create effective sealing, while a skirt wall extends downward from the stepped section, further improving the waterproofing.

Career Highlights

Yoshio Matsui is currently employed at Yazaki Corporation, a leading company in the automotive industry known for its innovative electrical components. His work at Yazaki has allowed him to focus on developing solutions that address the challenges of waterproofing in electrical applications.

Collaborations

Matsui collaborates with Hidetoshi Sato, a fellow inventor, to further enhance their research and development efforts in the field of waterproof technology.

Conclusion

Yoshio Matsui's contributions to waterproofing technology through his patents reflect his dedication to innovation in electrical components. His work continues to influence the industry, ensuring that electrical systems remain reliable and durable in various conditions.

Profile summary based on public USPTO records.
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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