This inventor holds 5 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Other. Active years: 1991-2004.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Setagaya-ku, Tokyo, JP (1991)
- Wako, JP (2001 - 2002)
- Saitama, JP (2002 - 2004)
Company Filing History:

Years Active: 1991-2004
Title: Masahiko Nakagawa: Innovator in Motorcycle Frame Fabrication
Introduction
Masahiko Nakagawa is a notable inventor based in Saitama, Japan, renowned for his contributions to the fabrication of motorcycle body frames. With a portfolio of five patents, his innovations significantly enhance the design and cost-effectiveness of motorcycle manufacturing.
Latest Patents
Nakagawa's latest patents focus on methods for fabricating vehicle body frames for motorcycles. His innovative approach adopts die-cast products as essential components of the vehicle body frame. Notably, his patents describe a process that implements alumite treatment to improve brightness and appearance of pivot plates made from die-cast materials. This treatment differentiates the finish of these plates from non-die-cast products, such as head pipes, longitudinal pipes, and cross pipes. The local coating treatment enables the pivot plates to match the color of other structural elements, ultimately reducing the fabrication costs while maintaining product quality.
Career Highlights
Throughout his career, Nakagawa has worked with esteemed companies, including Honda Motor Co., Ltd., where he honed his expertise in motorcycle design and manufacturing. His contributions to the field reflect a deep understanding of engineering and innovative materials design.
Collaborations
Nakagawa has collaborated with talented individuals such as Eitarou Koya and Shinsuke Mochizuki, who have also contributed to advancements in motorcycle technology. Their combined efforts have pushed the boundaries of conventional designs and manufacturing processes.
Conclusion
Masahiko Nakagawa stands out as a key inventor in the realm of motorcycle fabrication technology. His recent patents are a testament to his innovative spirit and commitment to transforming motorcycle body frame production. As the industry continues to evolve, Nakagawa's contributions will undoubtedly leave a lasting impact on the world of automotive engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile