Tokyo, Japan

Tatsuji Katayama

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Toshiba Mitsubishi-Electric Industrial Systems Corporation. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuji Katayama. Retrieved from https://idiyas.com/inventor/tatsuji-katayama

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


% Patents Active = 100.0

 

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Tatsuji Katayama: Innovator in Power Conversion Technology

Introduction

Tatsuji Katayama is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of power conversion technology. His innovative work has led to the development of a unique power conversion device that enhances efficiency and performance.

Latest Patents

Tatsuji Katayama holds a patent for a power conversion device. This device includes a casing with a housing portion, a circuit board that houses an inverter circuit or an inverter control circuit, and a cooling fan. The cooling fan generates airflow to cool the circuit board, while a temperature sensor monitors the temperature inside or outside the casing. The cooling fan control circuit operates the fan based on the temperature readings, ensuring optimal performance.

Career Highlights

Tatsuji Katayama is currently employed at Toshiba Mitsubishi-Electric Industrial Systems Corporation. His role at the company allows him to work on cutting-edge technologies in the industrial systems sector. His expertise in power conversion devices has positioned him as a valuable asset to the organization.

Collaborations

Tatsuji collaborates with Nobuhiro Takahashi, who is also a key figure in the development of innovative technologies within their field. Their partnership has contributed to advancements in power conversion solutions.

Conclusion

Tatsuji Katayama's work in power conversion technology exemplifies innovation and dedication. His patent and contributions to Toshiba Mitsubishi-Electric Industrial Systems Corporation highlight his impact on the industry.

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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