Atsugi, Japan

Katsumasa Nagahama

This inventor holds 1 USPTO granted patent and 1 published patent application and 1 EPO patent. Top assignee: Asahi Kasei Kabushiki Kaisha. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumasa Nagahama. Retrieved from https://idiyas.com/inventor/katsumasa-nagahama

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 73(Granted Patents)


Company Filing History:


Years Active: 2012

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1 patent (USPTO):Explore Patents

Title: Katsumasa Nagahama: Innovator in Sound Source Separation Technology

Introduction

Katsumasa Nagahama is a prominent inventor based in Atsugi, Japan. He has made significant contributions to the field of sound source separation technology. His innovative work has led to the development of devices that enhance audio clarity in various applications.

Latest Patents

Katsumasa Nagahama holds a patent for a sound source separation device, which includes a speech recognition device, mobile telephone, sound source separation method, and program. This invention allows for the separation of a sound source signal from a mixed sound, which consists of signals emitted from multiple sound sources. The technology is designed to function effectively without being affected by the uneven sensitivity of microphone elements.

Career Highlights

Throughout his career, Nagahama has been associated with Asahi Kasei Corporation, where he has worked on various innovative projects. His expertise in audio technology has positioned him as a key figure in the development of advanced sound processing solutions.

Collaborations

Katsumasa Nagahama has collaborated with Shinya Matsui, contributing to the advancement of sound source separation technologies. Their partnership has fostered innovation and improved the effectiveness of audio devices.

Conclusion

Katsumasa Nagahama's contributions to sound source separation technology exemplify his dedication to innovation in the field. His work continues to influence the development of audio technologies, enhancing user experiences across various applications.

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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