Iwaki, Japan

Yukihiko Haikawa

This inventor holds 3 USPTO granted patents. Top assignees: Alps Electric Co., Ltd., Akai Electric Co., Ltd., Alpine Electronics, Inc.. Active years: 1984-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukihiko Haikawa. Retrieved from https://idiyas.com/inventor/yukihiko-haikawa-co3kmok2

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 = 4.5

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 1984-1986

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3 patents (USPTO):Explore Patents

Title: Innovations of Yukihiko Haikawa

Introduction

Yukihiko Haikawa is a notable inventor based in Iwaki, Japan. He has made significant contributions to the field of technology, particularly in error correction systems and audio equalization. With a total of 3 patents, his work has had a lasting impact on various industries.

Latest Patents

One of Haikawa's latest patents is an error correcting and controlling system. This system forms syndromes for a set of reproduced, sampled signal words and error correcting words. It utilizes a CRC check to determine error positions and generates control signals for concealing operations when errors are detected. Another notable patent is an equalizer apparatus featuring a two-dimensional display. This graphic equalizer is designed for use in car stereos, allowing users to immediately understand the frequency characteristics of audio signals through its display.

Career Highlights

Throughout his career, Yukihiko Haikawa has worked with prominent companies such as Alps Electric Co., Ltd. and Mitsubishi Electric Corporation. His experience in these organizations has contributed to his innovative approach to technology and invention.

Collaborations

Haikawa has collaborated with several talented individuals in his field, including Akio Kaneko and Hitoshi Kajiwara. These partnerships have fostered a creative environment that has led to the development of his patents.

Conclusion

Yukihiko Haikawa's contributions to technology through his patents demonstrate his innovative spirit and dedication to improving systems in error correction and audio technology. His work continues to influence the industry and inspire future inventors.

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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