This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Kyoei Manufacturing Co., Ltd.. Active years: 2019-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hamamatsu, JP (2019)
- Toyota-shi, JP (2024)
Company Filing History:

Years Active: 2019-2026
Title: Koji Yamaguchi: Innovator in Automotive Engineering
Introduction
Koji Yamaguchi is a notable inventor based in Hamamatsu, Japan. He has made significant contributions to the field of automotive engineering, particularly through his innovative designs and patents. With a total of 3 patents, Yamaguchi has demonstrated his expertise and creativity in developing solutions for the automotive industry.
Latest Patents
Yamaguchi's latest patents include an instrument panel for an automobile and a stabilizer with a unique manufacturing method. The stabilizer features a tubular shape that extends in the widthwise direction of a vehicle and is coupled to a suspension arm at both ends. Each end portion of the stabilizer consists of a first large-diameter bar portion, which has an outside diameter greater than that of the intermediate portion, and a second large-diameter bar portion, which has an even larger outside diameter and a greater wall thickness than the intermediate portion.
Career Highlights
Throughout his career, Koji Yamaguchi has worked with prominent companies in the automotive sector, including Toyota Motor Corporation and Kyoei Manufacturing Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Yamaguchi has collaborated with talented individuals in the industry, including Shuzo Nagano and Yoshiyuki Mori. These partnerships have further enhanced his ability to innovate and develop cutting-edge automotive technologies.
Conclusion
Koji Yamaguchi is a distinguished inventor whose work in automotive engineering has led to valuable patents and advancements in the field. His contributions continue to influence the industry and inspire future innovations.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile