Kanagawa, Japan

Takashi Tsutsumi

This inventor holds 4 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1986-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Tsutsumi. Retrieved from https://idiyas.com/inventor/takashi-tsutsumi-d1vienvt

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 = 2.2

ph-index = 4

Forward Citations = 52(Granted Patents)


Location History:

  • Fujisawa, JP (1986)
  • Hiratsuka, JP (1988 - 1999)
  • Kanagawa-ken, JP (2000)

Company Filing History:


Years Active: 1986-2000

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4 patents (USPTO):Explore Patents

Title: The Innovations of Takashi Tsutsumi

Introduction

Takashi Tsutsumi is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the automotive industry, particularly through his work at Nissan Motor Company Limited. With a total of 4 patents to his name, Tsutsumi has demonstrated a commitment to advancing vehicle suspension systems.

Latest Patents

One of Tsutsumi's latest patents is a suspension system with an improved coupling structure between torsion. This innovative design involves a pivotal spindle for a suspension arm and a torsion bar as a suspension spring, which are joined to a torque arm. The torque arm is bolted to a contacting wall part of the suspension arm, ensuring stability and performance. Another significant patent is the torsion bar positioning structure. This invention features a sleeve joined to a torsion bar that passes through a side wall plate fixed to a vehicle body. The sleeve's design includes two projections that maintain its position in an axial direction, enhancing the overall functionality of the suspension system.

Career Highlights

Throughout his career, Tsutsumi has focused on developing advanced automotive technologies. His work at Nissan has positioned him as a key player in the field of vehicle suspension systems. His innovative designs have contributed to improved vehicle performance and safety.

Collaborations

Tsutsumi has collaborated with talented coworkers such as Shuji Matsumoto and Shinya Noutomi. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge automotive solutions.

Conclusion

Takashi Tsutsumi's contributions to the automotive industry through his patents and collaborative efforts highlight his role as a leading inventor. His work continues to influence the design and functionality of vehicle suspension systems, showcasing the importance of innovation in 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]
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