Kitakatsuragi, Japan

Eiji Tanaka

This inventor holds 19 USPTO granted patents and 2 published patent applications and 17 EPO patents, primarily in Steering Technology. Top assignees: Jtekt Corporation, Toyota Jidosha Kabushiki Kaisha, Daiwa Plastics Co., Ltd.. Active years: 2003-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Tanaka. Retrieved from https://idiyas.com/inventor/eiji-tanaka

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

USPTO Granted Patents = 19 

% Patents Active = 36.8

 

Average Co-Inventor Count = 2.0

ph-index = 6

Forward Citations = 77(Granted Patents)


Location History:

  • Kashihara, JP (2003 - 2008)
  • Nara, JP (2014)
  • Kitakatsuragi-gun, JP (2014 - 2019)

Company Filing History:


Years Active: 2003-2019

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Areas of Expertise:
Steering Device
Pin Assembly
Steering Apparatus
Steering-Column Device
Steering System
Position Adjustable
Electric Power Steering
Vehicle Steering
Rack-Pinion Steering
19 patents (USPTO):Explore Patents

Title: Eiji Tanaka: Innovator in Steering Technology

Introduction: Eiji Tanaka, an accomplished inventor from Kitakatsuragi-gun, Japan, has made significant contributions to the field of automotive steering technology. With a remarkable portfolio of 19 patents, Tanaka's work focuses on innovative solutions that enhance safety and performance in vehicles.

Latest Patents: Among his latest patents, the steering device stands out. This device features a movable bracket that can move relative to a fixed bracket, minimizing damage during secondary collisions. The design includes a sliding member integrated into the movable bracket that rubs against the fixed bracket, thereby absorbing impact effectively. Another notable invention is the pin assembly, which comprises a resin pin and a hardened collar. This assembly is engineered to disconnect the first plate from the second plate upon a secondary collision through a shearing mechanism, showcasing Tanaka's commitment to innovation in vehicle safety.

Career Highlights: Throughout his career, Eiji Tanaka has worked with renowned companies, including Jtekt Corporation and Toyota Motor Corporation, where his expertise in steering mechanisms and collision safety played a pivotal role in product development and innovations.

Collaborations: Tanaka has collaborated with esteemed colleagues such as Susumu Imagaki and Hiroyuki Yao, sharing ideas and insights that have fostered advancements in their field. These partnerships have allowed for a collaborative approach to developing cutting-edge technologies in vehicle systems.

Conclusion: Eiji Tanaka's contributions to the automotive industry through his numerous patents reflect his dedication to innovation and safety. His work continues to impact the realm of steering technology, making strides in vehicle design and collision preparedness.

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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