Kiyosu, Japan

Hiroshi Nagaosa

This inventor holds 4 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Howa Machinery, Ltd.. Active years: 1994-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Nagaosa. Retrieved from https://idiyas.com/inventor/hiroshi-nagaosa

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

USPTO Granted Patents = 4 

% Patents Active = 100.0


Average Co-Inventor Count = 1.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Inazawa, JP (1994)
  • Kiyosu, JP (2022 - 2024)

Company Filing History:


Years Active: 1994-2024

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4 patents (USPTO):Explore Patents

Title: Innovations of Hiroshi Nagaosa

Introduction

Hiroshi Nagaosa is a notable inventor based in Kiyosu, Japan. He has made significant contributions to the field of machinery and engineering, holding a total of four patents. His work focuses on enhancing the functionality and accuracy of chuck mechanisms.

Latest Patents

Nagaosa's latest patents include a chuck-claw guide structure and a chuck-claw insertion method. This innovative guide structure features a guide-space delimiting part that defines a guide space in communication with an attachment groove. It also includes a regulation part designed to control the claw's position in two different directions along the attachment groove. Additionally, he has developed a chuck grip accuracy checking method, which involves gripping a measurement target with claws, moving a measurement instrument to assess run-out, and measuring the run-out while the chuck rotates. These patents reflect his commitment to improving precision in mechanical applications.

Career Highlights

Hiroshi Nagaosa is currently employed at Howa Machinery, Ltd., where he continues to innovate and develop new technologies. His expertise in machinery design and functionality has made him a valuable asset to the company. His contributions have not only advanced the company's product offerings but have also set new standards in the industry.

Collaborations

Throughout his career, Nagaosa has collaborated with talented individuals such as Yoshiharu Tomoto and Shin Yoshida. These partnerships

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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