Aiko-gun, Japan

Koichi Kusakawa

This inventor holds 8 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Nhk Spring Co., Ltd., Asahi Kasei Kabushiki Kaisha, Mitsui Chemicals, Inc.. Active years: 1981-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Kusakawa. Retrieved from https://idiyas.com/inventor/koichi-kusakawa

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

USPTO Granted Patents = 8 

% Patents Active = 75.0

 

Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 163(Granted Patents)


Location History:

  • Akaho Komagane, JP (2003)
  • Komagane, JP (1999 - 2004)
  • Yokohama, JP (1981 - 2013)
  • Aikoh-gun, JP (2012 - 2013)

Company Filing History:


Years Active: 1981-2013

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8 patents (USPTO):Explore Patents

Title: Koichi Kusakawa: Innovator in Stabilizer Bar Technology

Introduction

Koichi Kusakawa, an accomplished inventor from Aikoh-gun, Japan, holds an impressive portfolio of eight patents. His innovations have significantly contributed to the fields of automotive engineering and flexible electronics. Kusakawa’s work showcases a commitment to enhancing product functionality while addressing practical challenges faced by manufacturers in these sectors.

Latest Patents

Among Kusakawa's latest patents is the design for a bush- and bracket-integrated stabilizer bar. This invention features a stabilizer bar with a rubber bush affixed to its outer periphery and a bracket for mounting to the base of a vehicle body. The innovative design incorporates an amine-based curable epoxy paint and a specially treated surface layer to enhance durability. Additionally, the rubber bush is designed with a halogen donor-based surface treatment, improving its performance in automotive applications.

Another notable patent focuses on improving the electrical characteristics of a flexure. This flexure is composed of a thin conductive metal substrate, an insulating layer of flexible resin, and wiring patterns that connect to a slider mount. Covered with a conductive polymer layer, it effectively mitigates electrostatic accumulation and ion migration, thus enhancing its reliability in various applications.

Career Highlights

Koichi Kusakawa has built a stellar career with prominent companies such as NHK Spring Co., Ltd. and Mitsui Chemicals, Inc. His expertise in materials and design has made him a valuable asset in improving automotive and electronic components, helping these companies lead in their respective markets.

Collaborations

Throughout his career, Kusakawa has collaborated with talented professionals, including Toshiaki Kimura and Hajime Arai. These partnerships have facilitated the exchange of ideas and innovation, driving breakthroughs in the technologies Kusakawa has pioneered.

Conclusion

Koichi Kusakawa's contributions to innovation reflect his dedication to solving complex engineering challenges through practical and effective solutions. With eight patents to his name, his work continues to influence the automotive and electronics industries, demonstrating the power of ingenuity and collaboration in driving progress.

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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