Oyama, Japan

Hikosaburou Hiraki

This inventor holds 7 USPTO granted patents and 4 EPO patents. Top assignees: Komatsu Corporation, Kabushiki Kaisha Komatsu Seisakusho. Active years: 1998-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hikosaburou Hiraki. Retrieved from https://idiyas.com/inventor/hikosaburou-hiraki

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

Calculating rank

% Patents Active = 71.4

 

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 95(Granted Patents)


Location History:

  • Hiratsuka, JP (2012)
  • Oyama, JP (1998 - 2019)

Company Filing History:


Years Active: 1998-2019

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7 patents (USPTO):Explore Patents

Title: Hikosaburou Hiraki: Innovator in Work Vehicle Technology

Introduction

Hikosaburou Hiraki is a notable inventor based in Oyama, Japan. He has made significant contributions to the field of work vehicle technology, holding a total of 7 patents. His innovative designs and methods have advanced the efficiency and functionality of work vehicles.

Latest Patents

Hiraki's latest patents include a work vehicle and control method that focuses on optimizing horsepower requirements. The work implement requirement determination unit assesses the necessary horsepower based on the operation amount of a work implement operating member and the hydraulic pressure of a hydraulic pump. Additionally, a transmission requirement determination unit calculates the required horsepower based on vehicle speed and accelerator operation. An engine requirement determination unit then determines the engine's required horsepower based on the previous calculations. Another significant patent involves a power-transmission device that features an input shaft, output shaft, gear mechanism, and motor. This device includes a mode-switching mechanism that allows for the selection of different drive-power transmission paths.

Career Highlights

Throughout his career, Hikosaburou Hiraki has worked with prominent companies such as Komatsu Corporation and Kabushiki Kaisha Komatsu Seisakusho. His experience in these organizations has allowed him to develop and refine his innovative ideas in work vehicle technology.

Collaborations

Hiraki has collaborated with talented individuals in his field, including Yasuo Fujiwara and Shunsuke Miyamoto. These partnerships have contributed to the successful development of his patents and innovations.

Conclusion

Hikosaburou Hiraki is a distinguished inventor whose work in work vehicle technology has led to several important patents. His contributions continue to influence the industry and enhance the functionality of work vehicles.

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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