Aichi, Japan

Keiko Onzuka

This inventor holds 1 USPTO granted patent. Top assignee: Mitsubishi Denki K.k.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiko Onzuka. Retrieved from https://idiyas.com/inventor/keiko-onzuka

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 = 2.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Keiko Onzuka: Innovator in Electrical Discharge Machining

Introduction

Keiko Onzuka is a notable inventor based in Aichi, Japan. She has made significant contributions to the field of electrical discharge machining (EDM). Her innovative approach has led to advancements that enhance the efficiency and longevity of machining processes.

Latest Patents

Keiko Onzuka holds a patent for a "Wirecut electrical discharge machine having increased feeder life." This invention features a wire guide apparatus for an electrical discharge machine. The design includes a movable feeder that contacts a wire electrode to transmit machining voltage. This setup allows for precise shaping of a workpiece through electrical discharge. The eccentric die moves in coordination with the feeder, optimizing the contact position and promoting even wear on the feeder, thereby extending its lifespan. She has 1 patent to her name.

Career Highlights

Keiko Onzuka is associated with Mitsubishi Denki K.K., where she applies her expertise in electrical discharge machining. Her work has been instrumental in developing technologies that improve manufacturing processes. Her innovative spirit and technical knowledge have made her a valuable asset to her company.

Collaborations

Keiko collaborates with Toshimitsu Sakakibara, a talented woman in the field. Together, they work on projects that push the boundaries of electrical discharge machining technology.

Conclusion

Keiko Onzuka's contributions to electrical discharge machining exemplify her innovative spirit and dedication to advancing technology. Her patent and work at Mitsubishi Denki K.K. highlight her role as a key player in the industry.

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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