Oota, Japan

Sadao Kondou

This inventor holds 1 USPTO granted patent. Top assignees: Sanyo Electric Co., Ltd., Tokyo Sanyo Electric Co.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Kondou. Retrieved from https://idiyas.com/inventor/sadao-kondou

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 = 3.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Sadao Kondou: Innovator in Noise Reduction Technology

Introduction

Sadao Kondou is a notable inventor based in Oota, Japan. He is recognized for his contributions to the field of audio technology, particularly in the development of noise reduction systems. His innovative approach has led to advancements that enhance sound quality in various applications.

Latest Patents

Kondou holds a patent for a "Pulsive noise removing apparatus." This invention involves a subtracting circuit that processes a stereo composite signal to eliminate pulsive noise. The apparatus generates a cancel signal that matches the stereo pilot signal in level, frequency, and phase. By detecting pulsive noise and interrupting the gate, the system effectively removes unwanted noise while preserving the integrity of the audio output.

Career Highlights

Throughout his career, Sadao Kondou has worked with prominent companies such as Sanyo Electric Co., Ltd. and Tokyo Sanyo Electric Co. His experience in these organizations has contributed to his expertise in audio technology and innovation.

Collaborations

Kondou has collaborated with notable individuals in the industry, including Hiroyasu Kishi and Junji Sakamoto. These partnerships have fostered a creative environment that has led to significant advancements in noise reduction technology.

Conclusion

Sadao Kondou's work in developing the pulsive noise removing apparatus showcases his innovative spirit and dedication to improving audio technology. His contributions continue to influence the industry and enhance the listening experience for users worldwide.

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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