Kasumigaura, Japan

Hiroshi Yamada

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi Plant Technologies, Ltd.. Active years: 2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamada. Retrieved from https://idiyas.com/inventor/hiroshi-yamada-n9u7biqu

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


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 35(Granted Patents)


Company Filing History:


Years Active: 2010

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1 patent (USPTO):Explore Patents

Title: Hiroshi Yamada: Innovator in Centrifugal Compressor Technology

Introduction

Hiroshi Yamada is a notable inventor based in Kasumigaura, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the design and functionality of centrifugal compressors. His innovative approach has led to advancements that enhance the efficiency and reliability of these machines.

Latest Patents

Hiroshi Yamada holds a patent for a "Centrifugal compressor and dry gas seal system for use in it." This invention relates to a multistage centrifugal compressor that incorporates a dry gas seal system designed to protect the seal means. The primary dry gas seal prevents the leakage of working gas from the inner side of the machine, while a secondary dry gas seal serves as a backup. Additionally, a seal gas line is installed to introduce any leaked gas to the outside of the machine, featuring an orifice and a check valve, with buffer means positioned between them. This innovative design enhances the operational integrity of centrifugal compressors.

Career Highlights

Hiroshi Yamada is currently employed at Hitachi Plant Technologies, Ltd., where he continues to develop and refine technologies related to centrifugal compressors. His work has been instrumental in advancing the capabilities of these machines, making them more efficient and reliable for various industrial applications.

Collaborations

Hiroshi collaborates with fellow engineer Toshio Ito, contributing to the development of innovative solutions in their field. Their teamwork exemplifies the importance of collaboration in driving technological advancements.

Conclusion

Hiroshi Yamada's contributions to centrifugal compressor technology demonstrate his commitment to innovation and engineering excellence. His patent and ongoing work at Hitachi Plant Technologies, Ltd. highlight his role as a key figure in the advancement of mechanical engineering.

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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