Hiroshima, Japan

Iwao Koizumi

This inventor holds 10 USPTO granted patents. Top assignee: Mazda Motor Corporation. Active years: 2003-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Iwao Koizumi. Retrieved from https://idiyas.com/inventor/iwao-koizumi

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


% Patents Active = 90.0

Average Co-Inventor Count = 4.5

ph-index = 7

Forward Citations = 137(Granted Patents)


Location History:

  • Fuchu-cho, JP (2010)
  • Hiroshima, JP (2003 - 2012)

Company Filing History:


Years Active: 2003-2012

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10 patents (USPTO):Explore Patents

Title: The Innovative Mind of Iwao Koizumi: A Visionary in Automotive Lighting

Introduction: Iwao Koizumi is a prominent inventor based in Hiroshima, Japan, known for his significant contributions to the automotive industry. With an impressive portfolio of 10 patents, Koizumi has made remarkable strides in the development of vehicle lighting systems, enhancing both functionality and safety for motor vehicles.

Latest Patents: Among his latest inventions, Koizumi has applied for patents that focus on critical components of vehicle lighting. Notable examples include a portion of a headlight for a motor vehicle and a portion of a rear light for a motor vehicle. These innovations demonstrate his dedication to improving automotive safety and design.

Career Highlights: Iwao Koizumi is currently affiliated with Mazda Motor Corporation, where he plays an essential role in their research and development efforts. His expertise in automotive lighting has been instrumental in the company’s pursuit of innovative vehicle solutions.

Collaborations: Throughout his career, Koizumi has collaborated with talented colleagues such as Satoshi Hayasaka and Kouichi Hayashi. Together, they have fostered a creative environment that encourages innovation and the development of cutting-edge automotive technologies.

Conclusion: Iwao Koizumi's work as an inventor exemplifies the spirit of innovation in the automotive field. His dedication to enhancing vehicle lighting systems through his patents not only contributes to the success of Mazda Motor Corporation but also paves the way for a safer and more efficient automotive industry.

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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