Osaka, Japan

Kouji Shimizu

This inventor holds 11 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Denso Corporation, Toyota Jidosha Kabushiki Kaisha, Yanmar Co., Ltd.. Active years: 1994-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Shimizu. Retrieved from https://idiyas.com/inventor/kouji-shimizu

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


% Patents Active = 63.6



Average Co-Inventor Count = 2.5

ph-index = 5

Forward Citations = 105(Granted Patents)


Location History:

  • Ichinomiya, JP (2012)
  • Osaka, JP (1994 - 2021)
  • Kariya, JP (2014 - 2022)

Company Filing History:


Years Active: 1994-2022

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11 patents (USPTO):Explore Patents

Title: The Innovative Mind of Kouji Shimizu

Introduction

Kouji Shimizu, an accomplished inventor based in Osaka, Japan, has made significant contributions to technology with a total of 11 patents to his name. His innovative spirit is exemplified by his latest inventions that address contemporary challenges in battery cooling systems and surface treatment processes.

Latest Patents

Among Kouji Shimizu's latest patents is a groundbreaking refrigeration cycle device designed for cooling batteries. This device utilizes a precise controller to manage the refrigerant flow rate within a battery cooling system, effectively adjusting the temperature of the battery. The sophistication of this system lies in its ability to orchestrate the flow of refrigerant to flush oil retained in the cooling system towards the compressor. The setup features multiple parallel systems, with electric expansion valves that function as flow-adjusting valves, enabling intermittent oil-back operations.

Additionally, Shimizu has developed a rotational surface treating device that boasts high treatment efficiency, allowing treatment liquids to be discharged rapidly. In this innovative design, parts are electroplated while the treatment bath is rotated, utilizing a pump for circulating the plating liquid. The design characteristic includes a gap in the side wall for quick discharge of the plating liquid, enhancing the entire process's efficiency.

Career Highlights

Kouji Shimizu has garnered valuable experience working for notable companies, including Denso Corporation and Toyota Jidosha Kabushiki Kaisha. His positions in these reputable firms have provided him with insights and expertise that have become evident in his inventive creations.

Collaborations

Throughout his career, Kouji has collaborated with talented professionals such as Jaromir Cech and Takao Kawabe. These collaborations have likely fostered a creative environment that encouraged the exchange of ideas and innovation.

Conclusion

Kouji Shimizu is a leading inventor whose contributions, particularly in the fields of battery cooling and surface treatment, are paving the way for future advancements in technology. His extensive patent portfolio and collaborative spirit highlight his commitment to innovation and excellence, making him a significant figure in his industry.

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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