Toyota, Japan

Tamio Nakakubo

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.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tamio Nakakubo. Retrieved from https://idiyas.com/inventor/tamio-nakakubo

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 37(Granted Patents)


Location History:

  • Toyota, JA (1976)
  • Toyota, JP (1978)
  • Nagoya, JP (1992)

Company Filing History:


Years Active: 1976-1992

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3 patents (USPTO):Explore Patents

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.

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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