Sakai, Japan

Takehiko Nakajima

USPTO Granted Patents = 40 

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 51(Granted Patents)


Location History:

  • Sakai, JP (2018 - 2023)
  • Osaka, JP (2019 - 2023)

Company Filing History:


Years Active: 2018-2025

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40 patents (USPTO):Explore Patents

Title: Innovations of Takehiko Nakajima in Human-Powered Vehicles

Introduction: Takehiko Nakajima, an accomplished inventor based in Sakai, Japan, holds an impressive portfolio of 38 patents. His innovative contributions primarily focus on enhancing the functionality and control of human-powered vehicles, reflecting his commitment to advancing this field.

Latest Patents: Among his latest patents is an "Operating System for Human-Powered Vehicle," which consists of several components, including a first and second operating device, user interfaces, and a controller. This system allows for user inputs through interfaces that control various electric components associated with the vehicle, such as gear changing units and cycle computers. Another notable patent is the "Control Device for Human-Powered Vehicle," designed to optimize transmission control based on real-time riding conditions. This electronic controller effectively manages the shifting of transmission ratios, enhancing the overall riding experience.

Career Highlights: Takehiko Nakajima is associated with Shimano Inc., a leading company in the cycling and sports equipment industry. His work has been instrumental in developing technologies that improve the performance and usability of human-powered vehicles. Through his innovative designs and systems, he has made significant strides in the cycling industry.

Collaborations: Throughout his career, Nakajima has collaborated with talented professionals such as Takafumi Nishino and Atsushi Komatsu. Together, they contribute to the innovative projects at Shimano Inc., combining their expertise to push the boundaries of engineering and design in human-powered vehicles.

Conclusion: Takehiko Nakajima’s extensive patent portfolio and collaborative efforts showcase his dedication to innovation in the cycling sector. With advancements such as control devices and operating systems for human-powered vehicles, Nakajima continues to pave the way for future developments in this area. His work not only enhances performance but also enriches the overall experience for cyclists everywhere.

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