Inuyama, Japan

Hiromitsu Ito

This inventor holds 3 USPTO granted patents. Top assignee: Takamatsu Electric Works, Ltd.. Active years: 1987-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromitsu Ito. Retrieved from https://idiyas.com/inventor/hiromitsu-ito-o4r1unii

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1987-1988

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3 patents (USPTO):Explore Patents

Title: Hiromitsu Ito: Innovator in Gas Switch Technology

Introduction

Hiromitsu Ito is a notable inventor based in Inuyama, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of gas switch technology. With a total of 3 patents to his name, Ito's work has had a considerable impact on the industry.

Latest Patents

One of Ito's latest inventions is a gas switch with a pressure release cover. This innovative gas switch comprises a body casing that contains an arc-extinguishing gas, such as SF6 gas. The design includes bushings with inner end portions inserted into the body casing, along with a rod-shaped stationary electrode and a hollow stationary electrode. The movable electrodes are designed to maintain contact with the rod-shaped stationary electrode while being able to move in and out of contact with the hollow stationary electrode. The insulated bearing sleeves support the movable electrodes, and a series of rocking arms facilitate the linear movement of these electrodes to open and close the gas switch. The connecting mechanism features engaging grooves and projections that allow the rocking arms to operate effectively.

Another significant patent by Ito relates to a gas switch that includes a body case housing a switching unit and an arc-extinguishing gas maintained at a constant pressure. This invention incorporates an actuating mechanism that locks the switching unit when the gas pressure falls below a predetermined level. This feature ensures that operators can safely perform maintenance and checks on the gas switch, as the actuating mechanism remains locked during low-pressure conditions.

Career Highlights

Hiromitsu Ito is currently employed at Takamatsu Electric Works, Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the safety and efficiency of gas switches used in various applications.

Collaborations

Throughout his career, Ito has collaborated with several talented individuals, including Kunio Mitsukuchi and Isamu Eguchi. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Hiromitsu Ito is a distinguished inventor whose work in gas switch technology has made a lasting impact on the industry. His innovative designs and patents reflect his commitment to enhancing safety and functionality in electrical engineering.

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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