Kobe, Japan

Hitoshi Iwasaki

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Nabtesco Corporation, Yanmar Power Technology Co., Inc.. Active years: 2018-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Iwasaki. Retrieved from https://idiyas.com/inventor/hitoshi-iwasaki-yvd81y5f

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 1.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Location History:

  • Kobe, JP (2018 - 2019)
  • Tokyo, JP (2023)

Company Filing History:


Years Active: 2018-2023

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3 patents (USPTO):Explore Patents

Title: Hitoshi Iwasaki: Innovator in Hydraulic Circuit Technology

Introduction

Hitoshi Iwasaki is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of hydraulic circuits, particularly for construction machinery. With a total of 3 patents to his name, Iwasaki's work has advanced the efficiency and functionality of hydraulic systems.

Latest Patents

Iwasaki's latest patents include innovative designs for hydraulic circuits that enhance the operation of construction machines. One of his patents describes a hydraulic circuit that drives an actuator by merging pressure oil from a fixed-volume pump into a center bypass oil path from a variable-volume pump to an oil tank. This design allows for the flow rate from the fixed-volume pump to be controlled according to the actuator's requested flow rate. Another patent focuses on reducing costs associated with direction-switching valves while supplying oil from two pumps to a single actuator. This hydraulic circuit includes multiple passages and valves that efficiently manage oil supply and discharge to the actuators.

Career Highlights

Throughout his career, Iwasaki has worked with prominent companies in the industry, including Nabtesco Corporation and Yanmar Power Technology Co., Inc. His experience in these organizations has contributed to his expertise in hydraulic technology and innovation.

Collaborations

Iwasaki has collaborated with several professionals in his field, including Hiroshi Matsuyama and Naoto Kageyama. These collaborations have likely fostered the exchange of ideas and advancements in hydraulic circuit technology.

Conclusion

Hitoshi Iwasaki's contributions to hydraulic circuit technology have made a significant impact on the construction machinery industry. His innovative patents and collaborations reflect his dedication to advancing engineering solutions.

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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