Yokohama, Japan

Kiyofumi Maruyama

This inventor holds 1 USPTO granted patent. Top assignee: Jvc Kenwood Corporation. Active years: 2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyofumi Maruyama. Retrieved from https://idiyas.com/inventor/kiyofumi-maruyama-iq3ze2lo

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 = 5.0

ph-index = 1


Company Filing History:


Years Active: 2024

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1 patent (USPTO):Explore Patents

Title: Kiyofumi Maruyama: Innovator in Audio Processing Technology

Introduction

Kiyofumi Maruyama is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of audio processing technology. His innovative work has led to the development of a unique audio processing device that enhances sound quality.

Latest Patents

Kiyofumi Maruyama holds 1 patent for an audio processing device and method. This device includes an input terminal for audio signal input and a peak shift filter. The peak shift filter is designed to increase sound pressure with a first center frequency in the input audio signal as a first peak. It also shifts the first center frequency between a preset lowest frequency and a preset highest frequency, showcasing his expertise in audio technology.

Career Highlights

Maruyama is associated with JVC Kenwood Corporation, where he has been instrumental in advancing audio processing technologies. His work has been recognized for its innovative approach and practical applications in the industry.

Collaborations

He has collaborated with notable colleagues such as Masatake Onishi and Akihide Shigihara. These collaborations have further enriched his contributions to the field of audio processing.

Conclusion

Kiyofumi Maruyama is a distinguished inventor whose work in audio processing technology has made a significant impact. His innovative patent reflects his dedication to enhancing sound quality and advancing the industry.

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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