Kisarazu, Japan

Takeshi Udagawa

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2002-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Udagawa. Retrieved from https://idiyas.com/inventor/takeshi-udagawa

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 = 5.8

ph-index = 2

Forward Citations = 9(Granted Patents)


Location History:

  • Yokohama, JP (2002)
  • Kisarazu, JP (2003)

Company Filing History:


Years Active: 2002-2003

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3 patents (USPTO):Explore Patents

Title: The Innovations of Takeshi Udagawa

Introduction

Takeshi Udagawa is a notable inventor based in Kisarazu, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of non-linear resistors. With a total of 3 patents to his name, Udagawa continues to push the boundaries of innovation.

Latest Patents

Udagawa's latest patents include a current/voltage non-linear resistor and a voltage nonlinear resistor. The current/voltage non-linear resistor comprises a sintered body primarily made of ZnO, with an electrode applied to one surface and an insulation material on the other. The auxiliary components include Bi, Co, Mn, Sb, Ni, and Al, with specific molar percentages for each component. The voltage nonlinear resistor features a resistive body made of zinc oxide, complemented by a high-resistance layer on its side face, which contains various oxides, including ZnO and B2O3.

Career Highlights

Takeshi Udagawa is currently employed at Kabushiki Kaisha Toshiba, where he applies his expertise in developing innovative electrical components. His work has been instrumental in advancing technologies that rely on non-linear resistive materials.

Collaborations

Udagawa collaborates with talented coworkers, including Hironori Suzuki and Hiroyoshi Narita. Their combined efforts contribute to the innovative projects at Toshiba.

Conclusion

Takeshi Udagawa's contributions to the field of electrical engineering through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in non-linear resistive technologies.

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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