Nagoya, Japan

Yoko Nakagawa

This inventor holds 1 USPTO granted patent. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoko Nakagawa. Retrieved from https://idiyas.com/inventor/yoko-nakagawa-0igry5i2

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Yoko Nakagawa: Innovator in Sewing Machine Technology

Introduction

Yoko Nakagawa is a prominent inventor based in Nagoya, Japan. She has made significant contributions to the field of sewing machine technology. Her innovative designs have improved the functionality and efficiency of sewing machines, making them more user-friendly.

Latest Patents

Yoko Nakagawa holds a patent for a sewing machine that features a presser foot designed to lower and press a workpiece cloth. This sewing machine includes a presser foot lifting lever that operates the presser foot, along with a thread tension mechanism. The thread tension mechanism is equipped with a thread tension regulator that allows for the adjustment of the needle thread tension. Additionally, it opens the thread tension regulator based on the lifting operation of the presser foot lifting lever. The machine also incorporates a thread guide groove that directs the needle thread to the thread tension mechanism during the thread hooking process. A detector is included to sense the lifting operation of the presser foot lifting lever, and a covering member is movable between closed and opened positions to enhance usability.

Career Highlights

Yoko Nakagawa is associated with Brother Kogyo Kabushiki-kaisha, a well-known company in the sewing machine industry. Her work has been instrumental in advancing sewing technology, and she has been recognized for her innovative approach to design and functionality.

Collaborations

Yoko has collaborated with notable coworkers such as Akira Terao and Hirokazu Hirose. Their teamwork has contributed to the development of cutting-edge sewing machine technologies.

Conclusion

Yoko Nakagawa's contributions to sewing machine technology exemplify her innovative spirit and dedication to improving user experience. Her patent reflects her commitment to advancing the industry, and her work continues to inspire future innovations in sewing technology.

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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