Nagoya, Japan

Takumi Narahara

This inventor holds 3 USPTO granted patents. Top assignee: Ngk Insulators, Inc.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Narahara. Retrieved from https://idiyas.com/inventor/takumi-narahara

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 = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1989

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3 patents (USPTO):Explore Patents

Title: Takumi Narahara: Innovator in Oxygen Sensing Technology

Introduction

Takumi Narahara is a prominent inventor based in Nagoya, Japan. He has made significant contributions to the field of oxygen sensing technology, holding a total of 3 patents. His work focuses on developing advanced oxygen sensing elements that enhance measurement accuracy and efficiency.

Latest Patents

Narahara's latest patents include innovative designs for oxygen sensing elements. One of his patents describes an oxygen sensing element that features an oxygen-ion conductive solid electrolyte body. This element includes a measuring and a reference electrode that communicate with measurement and reference gases, respectively. The solid electrolyte body is created by firing an unfired body of oxygen-ion conductive solid electrolyte material, ensuring optimal performance through precise temperature control during the firing process.

Another notable patent outlines an oxygen sensing element designed to determine the oxygen partial pressure of a measurement gas. This element incorporates a solid electrolyte body with an undulated surface, where an electrode is formed. The electrode is protected by a porous coating, allowing exposure to the measurement gas while maintaining structural integrity. This design enhances the sensitivity and reliability of the oxygen sensing element.

Career Highlights

Takumi Narahara is currently employed at NGK Insulators, Inc., where he continues to innovate in the field of oxygen sensing technology. His expertise and dedication have positioned him as a key figure in the development of advanced sensing solutions.

Collaborations

Narahara collaborates with Fujio Ishiguro, a fellow innovator in the field. Their partnership has led to the advancement of technologies that improve the functionality and application of oxygen sensing elements.

Conclusion

Takumi Narahara's contributions to oxygen sensing technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of materials and processes that enhance measurement capabilities. Through his work at NGK Insulators, Inc., he continues to push the boundaries of what is possible in this critical field.

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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