Okazaki, Japan

Yasuyuki Hirao

This inventor holds 18 USPTO granted patents and 3 EPO patents, primarily in Electric Machine Manufacturing. Top assignees: Toyota Jidosha Kabushiki Kaisha, Denso Corporation. Active years: 2011-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuyuki Hirao. Retrieved from https://idiyas.com/inventor/yasuyuki-hirao

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


% Patents Active = 55.6


Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 78(Granted Patents)


Company Filing History:


Years Active: 2011-2022

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Areas of Expertise:
Stator
Coil
Rotor
Manufacturing Method
Insulation Film
Bending Jig
Coated Conducting Wire
Joining Apparatus
Segment Coil
Rotary Electric Machine
Coil Wiring
Peeling Method
18 patents (USPTO):Explore Patents

Title: Yasuyuki Hirao: A Visionary Inventor from Okazaki

Introduction

Yasuyuki Hirao is a notable inventor hailing from Okazaki, Japan. With a remarkable portfolio of 18 patents, he has made significant contributions to the fields of electrical engineering and manufacturing processes. His innovative designs and methodologies continue to shape advancements in technology.

Latest Patents

Among his latest patents are groundbreaking inventions related to stators and coils. One such patent outlines a coil that includes a plurality of segment coils, where corresponding segment coils are electrically connected via a coupling member or by being fitted together. This design incorporates a conductor-exposed portion near the connection point, enhancing measurement capabilities for resistance. Additionally, he has developed a method for removing the insulating coating layer of coil wiring. This process involves several steps: a fragmentation step to remove a specific region of the coating, a laser irradiation step to carbonize the boundary of the coil wiring, and a coating turn-over step to effectively remove the planned portion of the insulation.

Career Highlights

Yasuyuki Hirao has had a distinguished career, working with prestigious companies such as Toyota Motor Corporation and Denso Corporation. His experience in these leading automotive and technology firms has played a pivotal role in his development as an inventor and innovator.

Collaborations

Throughout his career, Hirao has collaborated with notable figures in the field, including Daisuke Mizushima and Hiroaki Takeda. These partnerships have fostered a creative exchange of ideas, leading to innovative solutions and patented technologies.

Conclusion

Yasuyuki Hirao stands out as a prominent inventor whose work in developing new methods and devices continues to advance the fields of electrical engineering and manufacturing. His inventions not only demonstrate technical prowess but also exemplify the spirit of innovation that drives progress in technology.

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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