Nagano, Japan

Hiroo Ashibe

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Sankyo Seiki Seisakusho. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroo Ashibe. Retrieved from https://idiyas.com/inventor/hiroo-ashibe-va01uq3c

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 = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Hiroo Ashibe: Innovator in Motor Speed Control Technology

Introduction

Hiroo Ashibe is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of motor control technology, particularly with his innovative designs that enhance the performance of small DC motors. His work is characterized by a focus on stability and efficiency, especially in varying environmental conditions.

Latest Patents

Hiroo Ashibe holds a patent for a motor speed control device specifically designed for small DC motors. This device ensures that the speed of rotation remains stable despite changes in ambient temperature and variations in the load applied to the motor. The invention incorporates a temperature compensation resistor in series with a voltage divider circuit, which is coupled across the motor. The motor control circuit features multiple control terminals and an error detecting circuit that enhances the reliability of the motor's operation.

Career Highlights

Throughout his career, Hiroo Ashibe has been associated with Kabushiki Kaisha Sankyo Seiki Seisakusho, where he has contributed to various projects aimed at improving motor control systems. His expertise in this area has led to advancements that benefit both industrial applications and consumer electronics.

Collaborations

Hiroo has worked alongside talented colleagues such as Kiyoshi Miyazaki and Tsuneto Takeuchi. Their collaborative efforts have fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies in motor control.

Conclusion

Hiroo Ashibe's contributions to motor speed control technology exemplify the impact of innovative thinking in engineering. His patent for a motor speed control device showcases his commitment to enhancing the functionality and reliability of DC motors. Through his work, he continues to influence the field and inspire future innovations.

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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