Katsuta, Japan

Hidefumi Kimura

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Hitachi, Ltd., Hitachi Video Eng. Inc., Hitachi Video Engineering, Incorporated. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidefumi Kimura. Retrieved from https://idiyas.com/inventor/hidefumi-kimura

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 67(Granted Patents)


Company Filing History:


Years Active: 1988

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2 patents (USPTO):Explore Patents

Title: **Innovator Hidefumi Kimura: Pioneering Advances in Phase Detection Technologies**

Introduction

Hidefumi Kimura, an accomplished inventor based in Katsuta, Japan, has made significant contributions to the field of electronic engineering through his innovative patents. With a total of two patents under his belt, his work focuses on enhancing digital signal processing and phase detection systems.

Latest Patents

Among Hidefumi Kimura's latest inventions is the **Phase Coincidence Detector**. This device is designed to examine whether two input digital signals are coincident. It utilizes both a delay signal and an advance signal from a digital phase comparator that evaluates the phase difference between the signals. Notably, it outputs periodic pulse signals, allowing for efficient detection of in-phase and out-of-phase states through pulse width discrimination.

Another remarkable patent is the **Power Saving Intermittently Operated Phase Locked Loop**. This invention addresses the challenge of stabilizing the oscillator frequency during the initial power-up phase. By detecting when the phase difference between clock signals becomes nearly zero, the system optimally initializes frequency dividers, ensuring stable performance.

Career Highlights

Throughout his career, Hidefumi Kimura has worked with respected companies, including Hitachi, Ltd. and Hitachi Video Engineering, Incorporated. His experience in these influential organizations has undoubtedly shaped his innovative approaches and contributed to his success as an inventor.

Collaborations

Hidefumi collaborated with notable colleagues, including Yoshitomo Kuwamoto and Hideaki Watanabe, sharing expertise and fostering innovation within their projects. These collaborations highlight the importance of teamwork in driving forward technological advancements.

Conclusion

Hidefumi Kimura stands out as a noteworthy inventor in the realm of electronic engineering. His patents reflect a commitment to innovation and a deep understanding of complex digital systems. As technology continues to evolve, the impact of his inventions will likely be felt for years to come.

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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