Hamamatsu, Japan

Katsuo Nagi

This inventor holds 3 USPTO granted patents. Top assignee: Yamaha Corporation. Active years: 1990-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuo Nagi. Retrieved from https://idiyas.com/inventor/katsuo-nagi

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 72(Granted Patents)


Company Filing History:


Years Active: 1990-1991

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3 patents (USPTO):Explore Patents

Title: Innovations of Katsuo Nagi

Introduction

Katsuo Nagi is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of electro-acoustic transducers and acoustic apparatuses. With a total of 3 patents to his name, Nagi's work reflects a commitment to advancing technology in sound engineering.

Latest Patents

Nagi's latest patents include a driving apparatus and a control information storage body. The driving apparatus is designed for driving an electro-acoustic transducer and features a main body portion along with a control information storage body that can be independently arranged. This innovative design allows for selective separation or coupling of the control information storage body as needed. The storage body is crucial for maintaining the electrical characteristics of the driving apparatus. Additionally, a protection circuit is integrated to prevent adverse effects during operation, particularly when the control information storage body is attached or detached.

Another significant patent is related to an acoustic apparatus. In this invention, a vibrator is arranged within a Helmholtz's resonator that has an open duct port. The design includes a duct resonance absorbing means to eliminate unnecessary resonant sounds, thereby enhancing the quality of the radiated acoustic wave and improving distortion characteristics.

Career Highlights

Katsuo Nagi is currently employed at Yamaha Corporation, a leading company in the music and audio equipment industry. His work at Yamaha has allowed him to explore and develop innovative solutions in sound technology.

Collaborations

Nagi collaborates with Kazunari Furukawa, a fellow innovator in the field. Their partnership has contributed to the advancement of acoustic technologies and has led to the development of groundbreaking inventions.

Conclusion

Katsuo Nagi's contributions to the field of electro-acoustic transducers and acoustic apparatuses demonstrate his innovative spirit and dedication to improving sound technology. His patents reflect a deep understanding of the complexities involved in audio engineering, making him a significant figure in 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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