Saitama, Japan

Nobutaka Tokumasu

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Honda Giken Kabushiki Kaisha, Honda Motor Co., Ltd.. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobutaka Tokumasu. Retrieved from https://idiyas.com/inventor/nobutaka-tokumasu

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


% Patents Active = 50.0


Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2001-2012

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2 patents (USPTO):Explore Patents

Title: Nobutaka Tokumasu: Innovator in Motorcycle Technology

Introduction

Nobutaka Tokumasu is a notable inventor based in Saitama, Japan. He has made significant contributions to motorcycle technology, holding 2 patents that enhance both functionality and safety in motorcycle design.

Latest Patents

One of his latest inventions is a horn guard device for motorcycles. This device improves the aesthetic appearance while ensuring compliance with legally-specified sound pressure values across different countries. The design features a spiral-type horn attached to a down tube, with its sound-pressure outlet directed towards the road surface. Additionally, a water-exposure guard is integrated to protect the horn from water exposure, positioned at a specific angle to optimize performance.

Another significant patent is a radiator cover assembly for motorcycles. This innovative cover is designed to shield the side of the radiator while facilitating effective air flow. It creates an expelled air path that directs hot air outside the vehicle, while also incorporating an intake path for fresh air. The design includes a louver that can be actuated to control the flow of expelled air, allowing for effective temperature regulation of the mixed air that is expelled from the duct.

Career Highlights

Nobutaka Tokumasu has worked with prominent companies in the automotive industry, including Honda Motor Co., Ltd. and Honda Giken Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in motorcycle technology and innovation.

Collaborations

Throughout his career, Tokumasu has collaborated with talented individuals such as Osamu Nishimoto and Takamasa Nagumo. These partnerships have likely fostered a creative environment that has led to the development of his innovative patents.

Conclusion

Nobutaka Tokumasu is a distinguished inventor whose work in motorcycle technology has resulted in practical and innovative solutions. His patents reflect a commitment to enhancing safety and performance in motorcycle design.

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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