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For the Inventor, By the Inventor

Aichi, Japan

Kazuho Tatematsu

This inventor holds 6 USPTO granted patents. Top assignees: Ngk Spark Plug Company, Limited, Ngk Spark Plug Cc., Ltd.. Active years: 1993-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuho Tatematsu. Retrieved from https://idiyas.com/inventor/kazuho-tatematsu

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

USPTO Granted Patents = 6

% Patents Active = 83.3

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 80(Granted Patents)


Location History:

  • Kasugai, JP (2001)
  • Aichi, JP (1993 - 2007)

Company Filing History:

goldMedal5 out of 2,606 
 
Ngk Spark Plug Company, Limited
 patents
silverMedal1 out of 1 
 
Ngk Spark Plug Cc., Ltd.
 patent

Years Active: 1993-2007

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6 patents (USPTO):Explore Patents
1. 7282669 - Ceramic heater and method for manufacturing the same (2007-10-16),
2. 6274855 - Heating resistor for ceramic heaters, ceramic heaters and method of manufacturing ceramic heaters (2001-08-14),
3. 6111223 - Ceramic glow plug having portion of heater within metallic sleeve (2000-08-29),
4. 5948306 - Ceramic heater (1999-09-07),
5. 5883360 - Ceramic heater ceramic glow plug and method of manufacturing the ceramic (1999-03-16),
6. 5264681 - Ceramic heater (1993-11-23),

Title: Kazuho Tatematsu: Innovator in Ceramic Heater Technology

Introduction

Kazuho Tatematsu is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of ceramic heater technology, holding a total of 6 patents. His innovative designs and methods have advanced the efficiency and functionality of ceramic heating elements.

Latest Patents

Tatematsu's latest patents include a ceramic heater and a method for manufacturing the same. This ceramic heater features a silicon nitride ceramic substrate with a resistance-heating member embedded within it. The substrate contains oxygen derived from a sintering aid at an average concentration of 0.4–3.2% by weight in a surface layer extending from the surface to a depth of 1 mm. The manufacturing process involves firing through hot pressing, utilizing a firing jig with an SiC–C composite layer formed along the surface of the cavities. Another significant patent involves a heating resistor for ceramic heaters, which incorporates adjusting elements made solid in an electric conductive element. This innovation allows for changes in the resistance temperature coefficient without significantly altering other properties of the heating materials.

Career Highlights

Throughout his career, Kazuho Tatematsu has worked with prominent companies such as NGK Spark Plug Company, Limited and NGK Spark Plug CC., Ltd. His experience in these organizations has contributed to his expertise in ceramic technology and innovation.

Collaborations

Tatematsu has collaborated with several talented individuals in his field, including Masahiro Konishi and Shunkichi Nozaki. These partnerships have fostered a creative environment that has led to the development of advanced ceramic heating solutions.

Conclusion

Kazuho Tatematsu's contributions to ceramic heater technology exemplify his innovative spirit and dedication to advancing the field. His patents reflect a commitment to improving heating efficiency and functionality, making him a significant figure in the world of inventions.

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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