Chiba, Japan

Takao Sugiura

This inventor holds 22 USPTO granted patents and 1 published patent application, plus 1 CIPO patent and 8 EPO patents, primarily in Ferrite Materials. Top assignees: Powdertech Co., Ltd., Powdertech Corporation. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Sugiura. Retrieved from https://idiyas.com/inventor/takao-sugiura

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

USPTO Granted Patents = 22 

% Patents Active = 86.4


 

Average Co-Inventor Count = 2.9

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Chiba-ken, JP (2001)
  • Kasiwa, JP (2013)
  • Kashiwa, JP (2011 - 2022)
  • Chiba, JP (2012 - 2023)

Company Filing History:


Years Active: 2001-2026

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Areas of Expertise:
Ferrite Powder
Electromagnetic Shielding
Electrophotographic Developer
Resin Composition
Soft Magnetic Mixed Powder
Ferrite Carrier Core
Mn-Zn Ferrite
Ni-Zn-Cu Ferrite
Resin-Filled Carrier
Outer Shell Structure
Catalyst Supporting Medium
Resin Coating
22 patents (USPTO):Explore Patents

Title: Takao Sugiura: Innovator in Ferrite Powder Technology

Introduction: Takao Sugiura, an accomplished inventor based in Chiba, Japan, holds an impressive portfolio of 21 patents. His work primarily focuses on advancements in ferrite powder technology, which plays a critical role in various electrical and electronic applications.

Latest Patents: Sugiura's latest inventions include innovative ferrite powders designed to maintain high withstand voltage while boasting superior magnetic properties and electrical resistivity. One notable patent describes a ferrite powder composed of spherical ferrite particles, which contain 55.0-70.0 mass % iron (Fe) and 3.5-18.5 mass % manganese (Mn). Additionally, this composition incorporates a specific amount of α-FeO and has a volume average particle size (D50) of 15.0 micrometers or less. Another significant patent covers Mn–Zn ferrite particles that comprise 44-60% by mass of Fe, along with 10-16% by mass of Mn and 1-11% by mass of Zn. These ferrite particles are characterized as single crystal bodies with an average particle diameter ranging from 1 to 2,000 nm, maintaining a high level of sphericity.

Career Highlights: Sugiura is currently with Powdertech Co., Ltd., where he leverages his expertise in materials science to drive innovation in ferrite composition and manufacturing methods. His contributions to the field have significantly impacted various industrial applications, particularly in the electronics sector.

Collaborations: Throughout his career, Sugiura has collaborated with notable colleagues, including Koji Aga and Kazutaka Ishii. Together, they have contributed to advancements in materials technology that continue to shape the future of magnetic materials.

Conclusion: Takao Sugiura exemplifies the innovative spirit that drives progress in material sciences. His patented technologies not only enhance the properties of ferrite powders but also pave the way for future developments in electronic applications. As the industry evolves, Sugiura's work remains at the forefront of innovation, making substantial contributions to the scientific community and beyond.

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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