Tokyo, Japan

Masaaki Nishimura

This inventor holds 4 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Sony Corporation. Active years: 1978-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaaki Nishimura. Retrieved from https://idiyas.com/inventor/masaaki-nishimura-q1noh8hf

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 96(Granted Patents)


Company Filing History:


Years Active: 1978-1984

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4 patents (USPTO):Explore Patents

Title: The Innovations of Masaaki Nishimura: A Pioneer in Reverberation Technology

Introduction

Masaaki Nishimura, an accomplished inventor based in Tokyo, Japan, has made significant contributions to audio technology through his innovative designs. With a total of four patents to his name, Nishimura's work focuses on creating advanced reverberation apparatuses that enhance sound quality in various applications.

Latest Patents

Nishimura's latest patents showcase his expertise in developing sophisticated reverberation systems. One of his key inventions is a reverberation apparatus that includes a signal input terminal connected to an operational amplifier. This design utilizes both inverted and non-inverted input terminals, with the inverted terminal linked to a signal input via an impedance circuit. A unique configuration includes an inductance circuit that serves as the load and a drive circuit for the reverberation apparatus. Additionally, another of his patents describes a bucket brigade delay circuit which connects to a signal source and utilizes a spring-type reverberator to create a desired reverberation sound. This configuration further consists of two series-connected delay circuits producing stereophonic-like left and right channel outputs.

Career Highlights

Nishimura's inventiveness has been primarily nurtured at Sony Corporation, where he has dedicated his career to pushing the boundaries of audio technology. His work is recognized for its creativity and practical applications, solidifying his reputation as a distinguished inventor in the field.

Collaborations

Throughout his career at Sony Corporation, Nishimura has collaborated with respected colleagues, including Atsushi Matsuda and Jun Kishigami. Together, they have contributed to the development of cutting-edge audio solutions, enhancing the listening experience for consumers worldwide.

Conclusion

Masaaki Nishimura continues to be a driving force in the realm of audio technology with his innovative approach to reverberation apparatuses. His patents not only highlight his technical expertise but also demonstrate his commitment to enhancing sound reproduction. As the industry evolves, Nishimura's contributions are likely to influence the future of audio design and innovation.

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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