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For the Inventor, By the Inventor

Nishikamo-gun, Japan

Shigeharu Takagi

This inventor holds 7 USPTO granted patents and 3 published patent applications and 4 EPO patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Japan Atomic Energy Agency, Yamaguchi University. Active years: 2012-2017.

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

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

USPTO Granted Patents = 7 

 

Average Co-Inventor Count = 3.6

ph-index = 2

Forward Citations = 9(Granted Patents)


Location History:

  • Aichi, JP (2012)
  • Nishikamo-gun, JP (2012 - 2013)
  • Miyoshi, JP (2015 - 2017)

Company Filing History:

goldMedal7 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
silverMedal2 out of 93 
 
Japan Atomic Energy Agency
 patents
bronzeMedal2 out of 89 
 
Yamaguchi University
 patents
where one patent can have more than one assignee

Years Active: 2012-2017

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7 patents (USPTO):Explore Patents
1. 9617886 - Exhaust gas catalyst, method for the production of carrier, method for the production of exhaust gas catalyst, and apparatus for treating exhaust gas (2017-04-11),
2. 9297288 - Exhaust purification system for internal combustion engine (2016-03-29),
3. 9005558 - Method and apparatus for exhaust gas control of an internal combustion engine (2015-04-14),
4. 8604133 - Graft copolymer and process for producing the same (2013-12-10),
5. 8329766 - Functional membrane and production method thereof, and electrolyte membrane for use in fuel cell and production method thereof (2012-12-11),
6. 8173325 - Functional membrane and electrolyte membrane for fuel cells and method for producing the same (2012-05-08),
7. 8101668 - Graft polymer (2012-01-24),

Title: Shigeharu Takagi: Innovator in Exhaust Gas Catalysts

Introduction

Shigeharu Takagi is a prominent inventor based in Nishikamo-gun, Japan. He has made significant contributions to the field of exhaust gas purification, holding a total of 7 patents. His work focuses on developing advanced catalysts and systems that enhance the efficiency of internal combustion engines.

Latest Patents

Takagi's latest patents include innovative technologies such as an exhaust gas catalyst and methods for producing both carriers and exhaust gas catalysts. One notable invention is an exhaust gas controlling catalyst that incorporates zirconia and ceria particles, designed to improve the purification of exhaust gases. Another significant patent is an exhaust purification system for internal combustion engines, which features a NOx-purifying catalyst and an air-fuel ratio control mechanism that optimizes performance under varying conditions.

Career Highlights

Throughout his career, Takagi has worked with esteemed organizations, including Toyota Motor Corporation and the Japan Atomic Energy Agency. His experience in these companies has allowed him to develop cutting-edge technologies that address environmental concerns related to vehicle emissions.

Collaborations

Takagi has collaborated with notable colleagues such as Masao Watanabe and Misaki Kobayashi, contributing to the advancement of exhaust gas purification technologies.

Conclusion

Shigeharu Takagi's innovative work in exhaust gas catalysts and purification systems has made a significant impact on the automotive industry. His patents reflect a commitment to improving environmental sustainability through advanced engineering solutions.

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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