Wako, Japan

Kazuhiro Nakajima

This inventor holds 2 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Kabushiki Kaisha F. C. C.. Active years: 1998-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhiro Nakajima. Retrieved from https://idiyas.com/inventor/kazuhiro-nakajima-qsih5v7w

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1998-1999

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2 patents (USPTO):Explore Patents

Title: Kazuhiro Nakajima: Innovator in Automotive Technology

Introduction

Kazuhiro Nakajima is a notable inventor based in Wako, Japan. He has made significant contributions to automotive technology, particularly in the development of control devices and torque dampers. With a total of 2 patents, Nakajima's work has had a considerable impact on vehicle performance and efficiency.

Latest Patents

One of Nakajima's latest patents is a control device for a lockup clutch. This innovative device allows for the clutch piston to be positioned just before it contacts the inner surface of a torque converter cover. By outputting an initial engage pressure set according to vehicle speed, the device enhances responsiveness while minimizing shock during engagement. Another significant patent is for a torque damper that includes damper springs within a channel around a transmitting member. This design features notches in the channel's outer wall, which engage with positioning claws on guide sheets. This mechanism prevents vibration and wear, ensuring smoother operation.

Career Highlights

Throughout his career, Kazuhiro Nakajima has worked with prominent companies in the automotive industry, including Honda and F.C.C. His experience in these organizations has allowed him to refine his skills and contribute to innovative automotive solutions.

Collaborations

Nakajima has collaborated with talented individuals such as Tatsuo Yamakawa and Makoto Amano. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Kazuhiro Nakajima's contributions to automotive technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of vehicle performance and efficiency.

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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