Shizuoka, Japan

Takuji Murayama

This inventor holds 11 USPTO granted patents and 15 EPO patents. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2009-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuji Murayama. Retrieved from https://idiyas.com/inventor/takuji-murayama

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


% Patents Active = 36.4

 

Average Co-Inventor Count = 2.5

ph-index = 4

Forward Citations = 48(Granted Patents)


Location History:

  • Iwata, JP (2010)
  • Shizuoka-ken, JP (2009 - 2011)
  • Shizuoka, JP (2009 - 2014)

Company Filing History:


Years Active: 2009-2014

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11 patents (USPTO):Explore Patents

Title: Takuji Murayama - Innovator in the Motor Vehicle Industry

Introduction:

Takuji Murayama is a notable inventor hailing from Shizuoka, Japan, renowned for his innovative contributions to the motor vehicle sector. With a remarkable portfolio of 11 patents, Murayama has made significant advancements, particularly in automatic transmission systems for two-wheeled vehicles.

Latest Patents:

Among his latest innovations are the "Stepwise Automatic Transmission for Saddle Riding Type Vehicle" and the "Power Unit Equipped with the Same." This stepwise automatic transmission features a unique design where mass is concentrated in the longitudinal direction, incorporating an input shaft, intermediate shaft, output shaft, and two clutches that operate based on rotation speed. Another notable invention is a "Two-Wheeled Motor Vehicle," characterized by high durability and spacious internal design, ensuring effective utilization of space between the engine unit and seat.

Career Highlights:

Takuji Murayama is associated with Yamaha Hatsudoki Kabushiki Kaisha, a prominent company in the motor vehicle industry. His work has involved innovative designs that enhance the performance and reliability of two-wheeled vehicles. Each patent highlights his dedication to improving vehicle technology, ultimately benefiting users worldwide.

Collaborations:

Murayama has collaborated with talented colleagues, including Akifumi Oishi and Yousuke Ishida, whose expertise and shared vision have fostered groundbreaking advancements in their projects. This collaborative spirit is crucial in the development of innovative solutions within the motor vehicle industry.

Conclusion:

Takuji Murayama stands out as an influential inventor in the realm of motor vehicle technology. His patents reflect a deep understanding of engineering and design, contributing to enhanced efficiency and functionality in modern vehicles. With a continued focus on innovation, Murayama's work promises to shape the future of two-wheeled transport.

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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