Kawagoe, Japan

Hiroko Matsubara, Legal Representative

This inventor holds 1 USPTO granted patent. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Nippon Leakless Industry Co., Ltd.. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroko Matsubara, Legal Representative. Retrieved from https://idiyas.com/inventor/hiroko-matsubara-legal-representative

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 = 7.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: Hiroko Matsubara: Innovator in Sealing Solutions

Introduction: Hiroko Matsubara is a prominent inventor based in Kawagoe, Japan, known for her contributions to the field of sealing technology. With a unique approach to design, her innovations aim to solve complex challenges in various industries. She holds one patent that exemplifies her ingenuity and commitment to improving product performance.

Latest Patents: Matsubara's notable invention is the compound sheet gasket, which offers superior sealing durability to fretting. This innovative gasket is strategically designed to be mounted between a housing and a cover at an opening of the housing. It features a unique friction coefficient configuration, with at least one surface having a friction coefficient of 1.15 times or more than that of the other. This development highlights her ability to enhance the reliability and longevity of mechanical components.

Career Highlights: Throughout her career, Matsubara has worked with reputable companies, including Honda and Nippon Leakless Industry Co., Ltd. Her experiences in these organizations have allowed her to refine her skills and contribute effectively to advancing sealing technologies. Her background in these leading firms showcases her expertise and dedication to her craft.

Collaborations: Matsubara has collaborated with talented professionals such as Yasunori Murakami and Yoshiari Takagi. Their combined efforts in research and development have further strengthened the impact of her innovations in the marketplace. These collaborations demonstrate the power of teamwork in driving innovation forward.

Conclusion: Hiroko Matsubara's contributions to the field of sealing technology through her patented inventions set a high standard for performance and reliability. Her work not only exemplifies her technical prowess but also reflects her dedication to innovation. As she continues to explore new avenues for improvement, Matsubara remains a significant figure in the realm of inventions aimed at enhancing industrial applications.

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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