Kasugai, Japan

Etsuzo Nomura

This inventor holds 18 USPTO granted patents. Top assignees: Brother Kogyo Kabushiki-Kaisha, Brother Kabushiki Kaisha, Kogyo Kabushiki Kaisha. Active years: 1987-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Etsuzo Nomura. Retrieved from https://idiyas.com/inventor/etsuzo-nomura

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 = 3.3

ph-index = 8

Forward Citations = 155(Granted Patents)


Location History:

  • Nagoya, JP (1987)
  • Aichi, JP (1988 - 1990)
  • Kasugai, JP (1987 - 2001)

Company Filing History:


Years Active: 1987-2001

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18 patents (USPTO):Explore Patents

Title: Etsuzo Nomura: Innovator in Buttonhole Technology

Introduction

Etsuzo Nomura is a prominent inventor based in Kasugai, Japan. He has made significant contributions to the field of sewing technology, particularly in the development of buttonhole forming apparatuses and sewing machines. With a total of 18 patents to his name, Nomura's innovations have greatly enhanced the efficiency and precision of buttonhole creation.

Latest Patents

One of Nomura's latest inventions is a buttonhole forming apparatus for sewing machines. This apparatus includes a cutter, a cutter driving mechanism, and a needle plate designed to hold a work cloth securely. The needle plate features a pair of cutter guides that are made of hard material on the inside and rubber on the outside. This unique design allows the cutter guides to move outward, preventing the work cloth from becoming clogged during the cutting process. As the cutter is gradually lowered, it makes contact with the tapered portions of the cutter guides, allowing for a smooth and uninterrupted cutting experience.

Another notable invention is the buttonhole sewing machine, which incorporates a sewing mechanism and a feed bracket. This machine allows users to define buttonhole settings such as zigzag stitch length, zigzag pitch, bar-tack length, and bar-tack pitch. The operation panel enables users to adjust the buttonhole shape by changing these settings, providing flexibility and precision in buttonhole creation.

Career Highlights

Throughout his career, Etsuzo Nomura has worked with notable companies, including Brother Industries, Ltd. and Kogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in sewing technology and innovation.

Collaborations

Nomura has collaborated with talented individuals in the industry, including Shigeru Suzuki and Hirokazu Takeuchi. These collaborations have fostered a creative environment that has led to the development of advanced sewing technologies.

Conclusion

Etsuzo Nomura's contributions to buttonhole technology have made a lasting impact on the sewing industry. His innovative designs and patents continue to influence the way buttonholes are created, showcasing his dedication to enhancing sewing efficiency and precision.

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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