Tokyo, Japan

Masaki Ishii

This inventor holds 2 USPTO granted patents and 4 published patent applications and 3 EPO patents. Top assignees: Taiyo Nippon Sanso Corporation, Yokogawa Electric Corporation. Active years: 2022-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaki Ishii. Retrieved from https://idiyas.com/inventor/masaki-ishii-s8h672wl

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.4

ph-index = 1


Company Filing History:


Years Active: 2022-2024

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2 patents (USPTO):Explore Patents

Title: Masaki Ishii: Innovator in Refrigeration and Patrol Check Systems

Introduction

Masaki Ishii is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of refrigeration technology and patrol check systems. With a total of 2 patents, Ishii's work reflects his innovative spirit and dedication to advancing technology.

Latest Patents

Ishii's latest patents include a turbo-Brayton refrigeration machine. This machine features a first circulation path where a first refrigerant circulates and a second circulation path for a second refrigerant, which is the cooling target. It also includes a subcooler designed with a single heat-exchanging unit and an expansion turbine positioned on the primary side of the subcooler. The design ensures that the pressure ratio of the expansion turbine allows for an outlet temperature that exceeds the freezing point of the second refrigerant.

Another notable patent is a patrol check system that comprises a data collection device installed in a designated area. This device collects measured values indicating the state of facilities within its range. The system is designed to reflect these measured values in a check record, ensuring thorough monitoring of the facilities.

Career Highlights

Masaki Ishii has worked with notable companies such as Taiyo Nippon Sanso Corporation and Yokogawa Electric Corporation. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Ishii has collaborated with several professionals in his field, including Shinsuke Ozaki and Hirokazu Hirai. These collaborations have further enhanced his work and contributed to the success of his inventions.

Conclusion

Masaki Ishii is a distinguished inventor whose work in refrigeration and patrol check systems showcases his innovative capabilities. His contributions to technology continue to impact various industries positively.

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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