Toyota, Japan

Fujio Nakayama

This inventor holds 3 USPTO granted patents. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha. Active years: 1977-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fujio Nakayama. Retrieved from https://idiyas.com/inventor/fujio-nakayama

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 = 2.6

ph-index = 2

Forward Citations = 57(Granted Patents)


Location History:

  • Toyota, JA (1977)
  • Toyota, JP (1979)
  • Susono, JP (1991)

Company Filing History:


Years Active: 1977-1991

Loading Chart...
3 patents (USPTO):Explore Patents

Title: Fujio Nakayama: Innovator in Automotive Technology

Introduction

Fujio Nakayama is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of automotive technology, holding a total of 3 patents. His work focuses on enhancing the performance and efficiency of internal combustion engines and related systems.

Latest Patents

One of Nakayama's latest patents is a damper that includes a cylinder, a partition member for partitioning the interior of the cylinder into two liquid chambers, an orifice for generating a damping force by the flow of liquid, and a bypass path affording communication between the two liquid chambers. The damper further includes a mass body attached to the partition member that is movable in an axial direction of the cylinder and biased to close the bypass path. Notably, the speed of the mass body when opening the bypass path is faster than the speed of the mass body when closing the bypass path. Another significant invention is an ignition timing control device for an internal combustion engine, which is equipped with an auxiliary combustion chamber. This device retards the ignition timing compared to conventional methods when the engine operates at high revolutions per minute under light load conditions.

Career Highlights

Fujio Nakayama has worked with Toyota Motor Corporation, where he has been instrumental in developing innovative automotive technologies. His experience at Toyota has allowed him to contribute to various projects that enhance vehicle performance and safety.

Collaborations

Throughout his career, Nakayama has collaborated with notable colleagues such as Yuji Yoshioka and Yukio Yamamoto. These partnerships have fostered a creative environment that has led to the development of groundbreaking automotive technologies.

Conclusion

Fujio Nakayama's contributions to automotive technology through his patents and collaborations highlight his role as an influential inventor in the industry. His innovative solutions continue to shape the future of automotive engineering.

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]
Loading…