Kasugai, Japan

Tsutomu Sakai

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Ngk Spark Plug Company, Limited. Active years: 2003-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsutomu Sakai. Retrieved from https://idiyas.com/inventor/tsutomu-sakai-in0xbwpf

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 4.4

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Aichi, JP (2003)
  • Kasugai, JP (2007)

Company Filing History:


Years Active: 2003-2007

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2 patents (USPTO):Explore Patents

Title: Tsutomu Sakai: Innovator in Dielectric Materials and Wiring Substrates

Introduction

Tsutomu Sakai is a notable inventor based in Kasugai, Japan. He has made significant contributions to the field of dielectric materials and wiring substrates, holding two patents that showcase his innovative work.

Latest Patents

Sakai's latest patents include a dielectric material and dielectric sintered body, as well as a low-temperature firing ceramic composition. The dielectric material comprises a glass powder made of silicon, boron, and an alkali metal element, which is amorphous when sintered at temperatures of 1,050°C or lower. The ceramic filler in this invention includes various compounds, ensuring a low content of alkali metal elements. His low-temperature firing ceramic composition features SrMgSiO crystals as the major crystal phase, produced through a detailed process involving mixing, calcination, and shaping.

Career Highlights

Tsutomu Sakai is currently associated with NGK Spark Plug Company, Limited, where he continues to develop innovative materials and technologies. His work has been instrumental in advancing the capabilities of dielectric materials and wiring substrates.

Collaborations

Sakai has collaborated with notable coworkers, including Masashi Suzumura and Hidetoshi Mizutani, contributing to a dynamic research environment that fosters innovation.

Conclusion

Tsutomu Sakai's contributions to dielectric materials and wiring substrates highlight his role as a key innovator in his field. His patents reflect a commitment to advancing technology and materials science.

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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