Osaka, Japan

Tsuyoshi Kawaguchi

This inventor holds 13 USPTO granted patents and 1 published patent application and 6 EPO patents, primarily in Audio Signal Processing. Top assignees: Onkyo Corporation, Panasonic Corporation. Active years: 2012-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Kawaguchi. Retrieved from https://idiyas.com/inventor/tsuyoshi-kawaguchi

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

Calculating rank
USPTO Granted Patents = 13 

% Patents Active = 23.1

 

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 2012-2019

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Areas of Expertise:
Audio Amplifier
Signal Processing
Music Reproducing Device
D/A Converters
Signal Modulation
Pulse Synthesizing
Amplifying Device
Current-Voltage Conversion
13 patents (USPTO):Explore Patents

Title: Tsuyoshi Kawaguchi: Pioneering Innovator in Sound Technology

Introduction: Tsuyoshi Kawaguchi, a renowned inventor based in Osaka, Japan, has made significant contributions to the field of sound technology. With a total of 13 patents to his name, Kawaguchi's innovative approach to audio amplification and signal processing has revolutionized the way we experience sound.

Latest Patents: Among his latest patents is an audio amplifier and audio power amplifier that features a unique circuit configuration designed to optimize audio output. Additionally, Kawaguchi's signal processing device and method address volume shortages in speaker reproduction sound, utilizing advanced DSP technology for enhanced audio quality.

Career Highlights: Throughout his career, Kawaguchi has held key positions at leading companies such as Onkyo Corporation and Panasonic Corporation, where he has spearheaded the development of cutting-edge audio technologies. His expertise in sound engineering has set new industry standards for audio equipment design and performance.

Collaborations: Collaborating with esteemed colleagues like Yoshinori Nakanishi and Norimasa Kitagawa, Kawaguchi has been able to further push the boundaries of sound technology innovation. Together, they have worked on projects that have shaped the future of audio technology and set benchmarks for excellence in the industry.

Conclusion: Tsuyoshi Kawaguchi's relentless pursuit of innovation and his passion for advancing sound technology have not only earned him recognition as a leading inventor but also inspired a new generation of inventors worldwide. His groundbreaking patents and collaborations continue to drive the evolution of audio technology, making him a true visionary in the field.

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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