This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Toyoda Koki Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1976-1992.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Toyota, JA (1976)
- Toyota, JP (1978)
- Nagoya, JP (1992)
Company Filing History:

Years Active: 1976-1992
Title: The Innovations of Tamio Nakakubo
Introduction
Tamio Nakakubo is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of automotive engineering, particularly in the development of innovative components that enhance vehicle performance. With a total of 3 patents to his name, Nakakubo's work reflects a commitment to advancing automotive technology.
Latest Patents
One of Nakakubo's latest patents is a viscous and rubber-type torsional damper. This invention includes a boss portion, a pulley portion, and connecting members that elastically connect the two. The design features spaced connecting portions that create a fluid-tight closed space, enhancing the damper's viscous damping ability without increasing its radial size or the number of components. Another significant patent is a muffler for automobiles, which incorporates a drum-shaped expansion chamber. This muffler is designed to optimize gas flow through the expansion chamber, with specific dimensions that improve its efficiency.
Career Highlights
Throughout his career, Nakakubo has worked with Toyota Motor Corporation, contributing to various projects that focus on improving vehicle technology. His experience at Toyota has allowed him to apply his innovative ideas in practical applications, leading to advancements in automotive design and functionality.
Collaborations
Nakakubo has collaborated with several talented individuals in the automotive field, including Naohiko Mizuno and Akira Oguri. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Tamio Nakakubo's contributions to automotive engineering through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry, paving the way for future innovations in vehicle technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile