Koka, Japan

Osamu Kokuryou

This inventor holds 5 USPTO granted patents and 3 EPO patents. Top assignees: Hitachi Construction Machinery Co., Ltd., Hitachi Construction Machinery Tierra Co., Ltd.. Active years: 2016-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Osamu Kokuryou. Retrieved from https://idiyas.com/inventor/osamu-kokuryou

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 = 4.0

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Koka-shi, JP (2016)
  • Tsuchiura, JP (2016)
  • Ibaraki, JP (2017)
  • Koka, JP (2016 - 2018)

Company Filing History:


Years Active: 2016-2018

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5 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Osamu Kokuryou

Introduction

Osamu Kokuryou is a notable inventor based in Koka, Japan, recognized for his significant contributions to the field of construction machinery. With a total of five patents to his name, Kokuryou has developed innovative solutions that enhance the efficiency and functionality of construction equipment.

Latest Patents

Kokuryou's latest patents include a heat exchanging device designed for construction machines. This device features a square frame shape, incorporating a lower frame mounted on a revolving frame, side frames extending upwards, and an upper frame. A cooling fan is strategically positioned to optimize airflow, while an oil cooler and radiator are mounted on a plate opposite the engine, ensuring effective cooling. Another notable invention is a compact excavator that includes a swing post capable of left/right movement, a working device with a boom cylinder, and hydraulic hoses that are guided downwards to prevent interference with the handrail during operation.

Career Highlights

Throughout his career, Osamu Kokuryou has worked with prominent companies such as Hitachi Construction Machinery Co., Ltd. and Hitachi Construction Machinery Tierra Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of construction technology.

Collaborations

Kokuryou has collaborated with talented individuals in the industry, including Junya Kawamoto and Masaya Ueda. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge machinery.

Conclusion

Osamu Kokuryou's inventive spirit and dedication to improving construction machinery have made a lasting impact in the field. His patents reflect a commitment to innovation that continues to shape the 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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