Tokyo, Japan

Takeshi Mitsunaga

This inventor holds 1 USPTO granted patent. Top assignees: Hirata Corporation, Other. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Mitsunaga. Retrieved from https://idiyas.com/inventor/takeshi-mitsunaga

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


Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:

goldMedal1 out of 175 
 
Hirata Corporation
 patents
silverMedal1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Takeshi Mitsunaga

Introduction

Takeshi Mitsunaga is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly with his innovative work chucking/inserting apparatus. His inventions are characterized by their efficiency and adaptability, making them valuable in various industrial applications.

Latest Patents

Mitsunaga holds a patent for a work chucking/inserting apparatus designed to chuck and insert a workpiece into an insertion hole with precision. This device features three or more chuck fingers arranged in circumferentially spaced positions, allowing for radial advancement and retraction. The inner surfaces of the chuck fingers serve as chuck surfaces, while the outer surfaces are tapered to facilitate contact with the inlet of the insertion hole. A tracer mechanism ensures alignment with the insertion hole, and a pushing mechanism aids in moving the workpiece into position. This innovative design allows for handling various sizes of workpieces efficiently and effectively.

Career Highlights

Throughout his career, Mitsunaga has worked with reputable companies, including Hirata Corporation. His experience in these organizations has contributed to his expertise in developing advanced engineering solutions.

Collaborations

Mitsunaga has collaborated with talented individuals such as Kazuhiro Kosuge and Katsuyoshi Tachibana. These partnerships have fostered a creative environment that has led to the development of innovative technologies.

Conclusion

Takeshi Mitsunaga's contributions to the field of engineering through his patented inventions demonstrate his commitment to innovation and efficiency. His work continues to influence the industry, showcasing the importance of creativity in technological advancement.

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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