Niwa-gun, Japan

Katsutoshi Terakawa

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Kabushiki Kaisha Tokai Rika Denki Seisakusho. Active years: 2005-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsutoshi Terakawa. Retrieved from https://idiyas.com/inventor/katsutoshi-terakawa

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • Niwa-gun, JP (2005)
  • Aichi, JP (2011)

Company Filing History:


Years Active: 2005-2011

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3 patents (USPTO):Explore Patents

Title: Innovations by Katsutoshi Terakawa

Introduction

Katsutoshi Terakawa is a notable inventor based in Niwa-gun, Japan. He has made significant contributions to the field of technology, particularly in the development of innovative switch devices and power window apparatuses. With a total of 3 patents to his name, Terakawa continues to push the boundaries of engineering and design.

Latest Patents

One of Terakawa's latest inventions is a switch device that operates both manual and automatic switches sequentially. When the knob is operated, it exerts force on both switches, allowing them to be activated in a specific order. The design incorporates a pusher with a height set to '0.9 times' or more of the distance between the operating points of the two switches, ensuring efficient operation while minimizing friction.

Another significant invention is a power window apparatus that enhances the functionality of vehicle windows. This apparatus includes an operation switch that generates an input signal when activated. A microcomputer drives a motor based on this signal, allowing for smooth movement of the window glass. The design features terminals that connect the operation switch to the microcomputer and power supply, ensuring reliable operation.

Career Highlights

Katsutoshi Terakawa is currently employed at Kabushiki Kaisha Tokai Rika Denki Seisakusho, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the functionality and efficiency of various electronic devices.

Collaborations

Throughout his career, Terakawa has collaborated with talented individuals such as Satoshi Sugimoto and Tomohiro Igawa. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Katsutoshi Terakawa's contributions to the field of technology through his innovative patents demonstrate his commitment to advancing engineering solutions. His work continues to impact the industry positively, showcasing the importance of creativity and collaboration in the realm of invention.

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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