Okazaki, Japan

Umeo Arao

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Soken, Inc.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Umeo Arao. Retrieved from https://idiyas.com/inventor/umeo-arao-yj57weka

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 = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Umeo Arao: Innovator in Fuel Control Systems

Introduction

Umeo Arao is a notable inventor based in Okazaki, Japan. He has made significant contributions to the field of internal combustion engines, particularly through his innovative patent related to fuel control systems. His work exemplifies the intersection of engineering and technology, showcasing how advancements can lead to improved engine performance.

Latest Patents

Umeo Arao holds a patent for a fuel control system for internal combustion engines. This system features a hydraulic servomechanism that controls the axial movement of a plunger. The pressure within the hydraulic chamber is managed by opening and closing inlet and outlet valves. The system operates based on the difference between the actual and desired positions of the plunger, utilizing different energizing strategies for the valves depending on the magnitude of this difference. This innovative approach enhances the efficiency and responsiveness of fuel control in engines.

Career Highlights

Umeo Arao is associated with Nippon Soken, Inc., where he applies his expertise in developing advanced technologies for internal combustion engines. His work has contributed to the company's reputation for innovation in the automotive sector. With a focus on practical applications, Arao's inventions aim to improve engine performance and fuel efficiency.

Collaborations

Umeo Arao has collaborated with notable colleagues such as Yasuhiro Takeuchi and Tsuneyuki Egami. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the field of engine control systems.

Conclusion

Umeo Arao's contributions to fuel control systems highlight his role as an influential inventor in the automotive industry. His innovative patent demonstrates a commitment to enhancing engine performance through advanced technology. His work continues to inspire future developments in the field.

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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