Nagoya, Japan

Masamine Takagi

This inventor holds 2 USPTO granted patents. Top assignee: Ngk Spark Plug Company, Limited. Active years: 2004-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masamine Takagi. Retrieved from https://idiyas.com/inventor/masamine-takagi

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


% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 2004-2007

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2 patents (USPTO):Explore Patents

Title: Masamine Takagi: Innovator in Oxygen Sensor Technology

Introduction

Masamine Takagi is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of sensor technology, particularly in the development of oxygen sensors. With a total of 2 patents to his name, Takagi's work focuses on enhancing the durability and efficiency of sensor devices.

Latest Patents

Takagi's latest patents include an innovative oxygen sensor and a manufacturing method for the sensor device. The oxygen sensor he developed exhibits excellent durability, effectively preventing contamination with lead and similar substances for the detection electrode, even in low-temperature exhaust gases. This sensor is designed to maintain a stable response over an extended period. The contamination preventive layer in the sensor comprises composite powders, with coarse powders covered by fine powders, creating hollows that are not filled with fine powders. Both types of powders are ceramic-based, with a preference for titania powder and composite ceramic powder containing alumina, such as spinel. The contamination preventive layer is formed by coating a slurry of ceramic powders with varying specific surface areas, an organic binder, and a solvent like methanol on the electrode protection layer, followed by a drying process.

Career Highlights

Masamine Takagi is currently employed at NGK Spark Plug Company, Limited, where he continues to innovate in the field of sensor technology. His work has been instrumental in advancing the capabilities of oxygen sensors, making them more reliable and efficient for various applications.

Collaborations

Throughout his career, Takagi has collaborated with notable colleagues, including Hiroshi Isomura and Takayoshi Atsumi. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Masamine Takagi's contributions to oxygen sensor technology highlight his innovative spirit and dedication to improving sensor performance. His patents reflect a commitment to advancing the field, ensuring that his work will have a lasting impact on sensor technology.

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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