Tokyo, Japan

Hiroyuki Akita

This inventor holds 87 USPTO granted patents and 2 published patent applications and 13 EPO patents, primarily in Rotating Electric Machines (CPC class H02K3-12). Top assignees: Mitsubishi Electric Corporation, Mitsubishi Denki Kabushiki Kaisha, Oki Electric Industry Co., Ltd.. Active years: 2000-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Akita. Retrieved from https://idiyas.com/inventor/hiroyuki-akita

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

USPTO Granted Patents = 87 

% Patents Active = 60.9

 

Average Co-Inventor Count = 4.1

ph-index = 13

Forward Citations = 623(Granted Patents)

Forward Citations (Not Self Cited) = 587(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Chiyoda-ku, JP (2011 - 2019)
  • Tokyo, JP (2000 - 2021)

Company Filing History:


Years Active: 2000-2021

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Areas of Expertise:
Rotary Electric Machine
Stator
Armature
Manufacturing Method
Coil Winding
Permanent Magnet
Electrical Machine
Dynamoelectric Machine
Laminated Core
Flaw Detection
Transformer
Control Device
87 patents (USPTO):Explore Patents

Title: Hiroyuki Akita - A Tokyo Inventor Revolutionizing Electric Machines

Introduction:

Meet Hiroyuki Akita, a renowned inventor hailing from Tokyo, Japan. With an impressive count of 87 patents, Akita has emerged as a trailblazer in the field of electric machines. His innovative ideas and remarkable contributions have transformed the way we perceive and utilize electrical power.

Latest Patents:

Akita's latest patents highlight his expertise in developing advanced stator cores and rotary electric machines. The "Stator for Rotating Electric Machine" patent showcases an innovative design that includes an outer core and an inner core connected by specialized connection portions. These connection portions feature perforations, dividing them into multiple sections. Additionally, the width of each connection portion is equal to or greater than ¼ and less than ½ of the sheet thickness.

Another invention, the "Rotating Electric Machine and Rotating Electric Machine Manufacturing Method," focuses on unit coils and their bent parts. The patent showcases recesses formed on surfaces that extend in a bent manner from slot accommodation portions to ensure optimal functionality and performance.

Career Highlights:

Hiroyuki Akita has achieved remarkable success during his career, with his contributions predominantly in two prominent companies - Mitsubishi Electric Corporation and Mitsubishi Denki Kabushiki Kaisha. These companies, known for their excellence in the electrical industry, provided Akita with a platform to bring his ideas to life.

Collaborations:

Throughout his journey, Akita has collaborated with talented individuals who share his passion for innovation. Two noteworthy colleagues who have worked alongside him are Masaya Inoue and Atsushi Sakaue. Their combined efforts have undoubtedly ​accelerated the advancement of electric machines and further enriched their potential applications.

Conclusion:

Hiroyuki Akita's exceptional talent and dedication to the field of electric machines have made him a revered figure in the realm of innovation. With a commendable portfolio of 87 patents, his expertise has shaped the future of electrical power. We eagerly anticipate the next breakthrough from Hiroyuki Akita, as he continues to inspire a new generation of inventors and shape the trajectory of the industry.

As a client of idiyas.com, you can explore more about Hiroyuki Akita's patents, inventions, and other inventors and companies on our website. Stay updated with the latest advancements in the world of innovation and patents with idiyas.com.

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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