Saga, Japan

Tsutomu Nakaoka

This inventor holds 2 USPTO granted patents. Top assignee: Saga University. Active years: 1986-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Nakaoka. Retrieved from https://idiyas.com/inventor/tsutomu-nakaoka

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1986-1987

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2 patents (USPTO):Explore Patents

Title: Tsutomu Nakaoka: Innovator in Fluid Condensation Technology

Introduction

Tsutomu Nakaoka is a notable inventor based in Saga, Japan. He has made significant contributions to the field of fluid condensation technology, holding 2 patents that showcase his innovative approach to engineering challenges.

Latest Patents

One of his latest patents is the Rotary Blade Type Fluid Condenser. This invention features a heat exchanger that rotates within an airtight cylindrical vessel filled with a fluid to be condensed. The design resembles a rotor of a steam turbine, consisting of multiple pairs of hollow blades arranged opposite each other on both sidewalls of an elongated rectangular hollow axle. This structure allows for efficient circulation of a coolant, ensuring that the fluid to be condensed uniformly contacts the coolant, resulting in high-performance condensation.

Another significant patent is the Oceano-Thermosteric Power Plant. This innovative power plant incorporates multiple evaporators and condensers, with certain parts not operational during the night and winter months. This design maintains high efficiency in heat exchange. During periods when selected condensers and evaporators are out of service, excess cold water from the inactive condensers is circulated through the out-of-service evaporators, effectively washing away any filth deposited inside.

Career Highlights

Tsutomu Nakaoka is affiliated with Saga University, where he continues to contribute to research and development in his field. His work has garnered attention for its practical applications and potential impact on energy efficiency.

Collaborations

He collaborates with Haruo Uehara, working together to advance their research and innovations in fluid dynamics and energy systems.

Conclusion

Tsutomu Nakaoka's contributions to fluid condensation technology exemplify the spirit of innovation. His patents reflect a commitment to improving efficiency and performance in energy systems.

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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