Kanagawa, Japan

Koichi Hirooka

This inventor holds 2 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Engineering Corporation. Active years: 1998-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Hirooka. Retrieved from https://idiyas.com/inventor/koichi-hirooka-ztee6uek

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 = 2.9

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Kanagawa-ken, JP (1998)
  • Yokohama, JP (2016)

Company Filing History:


Years Active: 1998-2016

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2 patents (USPTO):Explore Patents

Title: Koichi Hirooka: Innovator in Water Demand Optimization and Freezer Control Systems

Introduction

Koichi Hirooka is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the fields of water management and energy efficiency through his innovative patents. With a total of 2 patents, Hirooka's work reflects a commitment to improving technology for everyday applications.

Latest Patents

Hirooka's latest patents include a water demand optimization system and an improved freezer control unit. The water demand optimization system is designed to manage water usage efficiently. It consists of a management terminal, a measuring apparatus, a demand information generating unit, and a water-supply control apparatus. This system optimizes water usage by controlling customer equipment during low power rate time zones. The measuring apparatus tracks water consumption, while the demand information generating unit generates water demand data. The water-supply control apparatus ensures that the water supply meets demand while minimizing treatment and conveyance costs.

The improved freezer control unit addresses the issue of simultaneous power demands during power restoration. It includes a power cut detector that prevents the freezer from restarting automatically when power is restored, thereby avoiding potential overloads. This innovation enhances energy efficiency and protects equipment from damage.

Career Highlights

Throughout his career, Koichi Hirooka has worked with prominent companies such as Kabushiki Kaisha Toshiba and Toshiba Engineering Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Hirooka has collaborated with notable colleagues, including Isao Koga and Hisashi Kobayashi. These partnerships have fostered a creative environment that has led to the development of impactful inventions.

Conclusion

Koichi Hirooka's contributions to water demand optimization and energy-efficient technologies demonstrate his innovative spirit and dedication to improving everyday systems. His patents reflect a forward-thinking approach that addresses contemporary challenges in resource management and energy consumption.

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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