Nagano, Japan

Tadakazu Miyashita

This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignees: Fujikoshi Machinery Corp., Nagaoka University of Technology, Shin-Etsu Handotai Co., Ltd.. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadakazu Miyashita. Retrieved from https://idiyas.com/inventor/tadakazu-miyashita

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

Calculating rank

% Patents Active = 77.8


Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 35(Granted Patents)


Company Filing History:


Years Active: 2003-2025

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9 patents (USPTO):Explore Patents

Title: The Innovative Journey of Tadakazu Miyashita

Introduction: Tadakazu Miyashita, an esteemed inventor based in Nagano, Japan, has made significant contributions to the field of work processing technology. With a robust portfolio of nine patents, Miyashita's work exemplifies the innovative spirit and dedication of engineers in advancing manufacturing techniques.

Latest Patents: Among Miyashita's latest inventions is a groundbreaking work processing apparatus designed to enhance the efficiency of surface processing. This advanced apparatus utilizes a processing head that engages in sliding contact with the workpiece, generating a plasma field to facilitate surface treatment. The innovative design features a plasma electrode with both a central and an external cylindrical electrode, creating a unique plasma generation space. Additionally, his double-side polishing apparatus offers a sophisticated method for slurry application through a specially designed female-tapered face, ensuring consistent polishing results.

Career Highlights: Throughout his career, Tadakazu Miyashita has been associated with leading companies in the engineering sector. Notably, he has contributed his expertise to Fujikoshi Machinery Corp. and Shin-Etsu Handotai Co., Ltd., where he honed his skills and brought forth innovative solutions in work processing and polishing technologies.

Collaborations: Collaborating with talented individuals in his field has been a key aspect of Miyashita’s career. He has worked alongside esteemed colleagues such as Atsushi Kajikura and Tsuyoshi Hasegawa, fostering an environment of creativity and collaboration that has led to numerous advancements in their respective projects.

Conclusion: Tadakazu Miyashita is a remarkable inventor whose contributions are paving the way for future innovations in work processing technologies. His numerous patents and collaborations demonstrate a commitment to engineering excellence and a dedication to enhancing manufacturing processes. As he continues to push the boundaries of technology, Miyashita remains a key figure to watch in the field of inventions and innovations.

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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