Hachioji, Japan

Naohiro Hanaoka

This inventor holds 12 USPTO granted patents. Top assignees: Olympus Optical Company, Ltd., Olympus Optical. Active years: 1977-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naohiro Hanaoka. Retrieved from https://idiyas.com/inventor/naohiro-hanaoka

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 = 1.3

ph-index = 7

Forward Citations = 125(Granted Patents)


Location History:

  • Hachioji, JA (1977)
  • Tama, JP (1980)
  • Tokyo, JP (1985)
  • Hachioji, JP (1978 - 1995)
  • Hachiohji, JP (1994 - 1997)

Company Filing History:


Years Active: 1977-1997

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12 patents (USPTO):Explore Patents

Title: Naohiro Hanaoka: Innovator in Coreless Armature Technology

Introduction

Naohiro Hanaoka is a prominent inventor based in Hachioji, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of coreless armature technology. With a total of 12 patents to his name, Hanaoka's work has had a lasting impact on the industry.

Latest Patents

Hanaoka's latest patents include a "Method of producing a coreless armature" and a "Mold for forming a coreless armature." The method patent describes an armature configuration where the coil pitch of each phase coil is set to a value of 125% or less of the pole pitch. It also details the arrangement of phase coils to optimize their interaction. The mold patent outlines a design featuring an upper and lower mold, with a cavity for receiving a shaft that supports the windings of a coreless armature. An elastic ring plate is incorporated to ensure a proper seal during the molding process.

Career Highlights

Throughout his career, Hanaoka has worked with notable companies, including Olympus Optical Company, Ltd. and Olympus Optical. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field.

Collaborations

Hanaoka has collaborated with esteemed colleagues such as Goro Kitajima and Mitsuo Nasu. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Naohiro Hanaoka's contributions to coreless armature technology and his extensive patent portfolio highlight his role as a leading inventor in the field. His innovative methods and designs continue to influence the industry and inspire future advancements.

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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