Hitachi, Japan

Ayumu Morita

This inventor holds 47 USPTO granted patents and 8 published patent applications and 17 EPO patents, primarily in Switchgear Technology. Top assignees: Hitachi, Ltd., Hitachi Industrial Equipment Systems Co., Ltd., The Tokyo Electric Power Company, Incorporated. Active years: 1999-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ayumu Morita. Retrieved from https://idiyas.com/inventor/ayumu-morita

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

USPTO Granted Patents = 47 

% Patents Active = 36.2

 

Average Co-Inventor Count = 4.7

ph-index = 8

Forward Citations = 208(Granted Patents)


Location History:

  • Hitachi, JP (1999 - 2016)
  • Tokyo, JP (2015 - 2018)

Company Filing History:


Years Active: 1999-2018

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Areas of Expertise:
Switchgear
Circuit Breaker
Vacuum Switch
Electrical Contacts
Actuator
Interlock Device
Grease for Electrical Contact
Operating Device
Vacuum Insulated Switch
Electromagnet
Switch Unit
Power Distribution Board
47 patents (USPTO):Explore Patents

Title: The Innovative Journey of Ayumu Morita

Introduction

Ayumu Morita, a talented inventor based in Hitachi, Japan, has made remarkable contributions to the fields of electrical and transportation engineering. With an impressive portfolio of 47 patents, his work showcases a deep understanding of technology and innovation, particularly in designing advanced railroad vehicles and circuit breakers.

Latest Patents

Morita's latest inventions reflect his commitment to enhancing efficiency and functionality. One notable patent involves a railroad vehicle system. This innovative design comprises multiple vehicle units connected by a cable and a disconnector. The vehicles are coupled together, and the cable serves to connect the power supply units of each vehicle. The inclusion of a disconnector at a midpoint electrically separates the vehicle units, allowing for increased operational flexibility.

Another significant invention is a circuit breaker and its operating method, which aims to optimize current interruption actions. This circuit breaker features a fixed contact and a movable contact that interact with each other, alongside a main circuit conductor. The sophisticated operating mechanism incorporates permanent magnets arranged along the motion axis, paired with magnetic poles and a current detector. This design enables adjustments to the current supplied, based on detection, ensuring efficient operation.

Career Highlights

Throughout his career, Ayumu Morita has collaborated with prestigious companies, including Hitachi, Ltd. and the Tokyo Electric Power Company. His roles in these organizations have allowed him to influence advancements in electrical systems and transportation technologies significantly.

Collaborations

Morita's success can be attributed to his collaborations with talented colleagues, including Kenji Tsuchiya and Masato Kobayashi. Working alongside these individuals has fostered an environment of innovation and exchange of ideas, further propelling his inventions into new domains.

Conclusion

Ayumu Morita's innovative contributions, with a focus on railroad vehicles and circuit breakers, highlight the importance of creativity in engineering and technology. As he continues to develop new patents, his work not only enhances existing technologies but also paves the way for future advancements in these fields. His journey serves as an inspiration for aspiring inventors and industry professionals alike.

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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