Takasago, Japan

Toshio Hirai

This inventor holds 4 USPTO granted patents. Top assignee: Kobe Steel, Ltd.. Active years: 2016-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Hirai. Retrieved from https://idiyas.com/inventor/toshio-hirai-b2l6doqm

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

Calculating rank

Average Co-Inventor Count = 3.4

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2016-2020

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4 patents (USPTO):Explore Patents

Title: Toshio Hirai: Innovator in Compression Technology

Introduction

Toshio Hirai is a notable inventor based in Takasago, Japan. He has made significant contributions to the field of compression technology, holding a total of 4 patents. His work focuses on improving the efficiency and functionality of compressors used in various applications.

Latest Patents

Hirai's latest patents include a "Compression device having connection unit for cooling unit." This innovative device features a reciprocating compressor that compresses gas and a heat exchanger designed to cool the compressed gas. The heat exchanger is equipped with a cooling unit and a connection unit that interfaces with the compressor's exterior, allowing for efficient gas flow. Another significant patent is for a "Compressor with valve pressing portions for sealing." This design aims to prevent gas leakage from the internal space of the compressor. It includes a suction valve pressing portion that ensures the suction valve remains securely in place, utilizing a suction-side O-ring and a backup ring to enhance sealing effectiveness.

Career Highlights

Toshio Hirai is currently employed at Kobe Steel, Ltd., where he continues to develop innovative solutions in the field of compression technology. His expertise and dedication have made him a valuable asset to the company.

Collaborations

Hirai has collaborated with several talented individuals in his field, including Kenji Nagura and Hitoshi Takagi. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Toshio Hirai's contributions to compression technology through his patents and collaborations highlight his role as a leading inventor in this field. His work continues to influence advancements in compressor design and functionality.

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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