Otsu, Japan

Hiroshi Takagi

This inventor holds 53 USPTO granted patents, primarily in Ceramic Electronics (CPC class 5011). Top assignees: Murata Manufacturing Co., Ltd., Murata Mfg. Co., Ltd., Fukui Prefectural University. Active years: 1990-2017.


% Patents Active = 98.1

Average Co-Inventor Count = 3.2

ph-index = 11

Forward Citations = 367(Granted Patents)

Forward Citations (Not Self Cited) = 360(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Nagoakakyo, JP (1994)
  • Ohtsu, JP (1990 - 1999)
  • Shiga-ken, JP (2001)
  • Kyoto, JP (1997 - 2011)
  • Otsu, JP (1991 - 2014)
  • Nagaokakyo, JP (1990 - 2017)

Company Filing History:


Years Active: 1990-2017

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Areas of Expertise:
Ceramic Substrate
Dielectric Ceramics
Piezoelectric Materials
Magnetostatic Wave Device
Solid Oxide Fuel Cell
Crystallized Glass
Electronic Components
Functional Materials
Viscosity Measurement
Inorganic Composition
Semiconductive Ceramics
High Frequency Materials
53 patents (USPTO):Explore Patents

Title: Hiroshi Takagi: Pioneering Innovations in Functional Materials and Electronic Components

Introduction: Hiroshi Takagi, an acclaimed inventor based in Otsu, Japan, holds an impressive 53 patents that showcase his significant contributions to the fields of functional materials and electronic components. His inventive work is characterized by a commitment to advancing technology through innovative methodologies.

Latest Patents: Takagi's recent patents include a groundbreaking method for manufacturing functional materials that incorporates a porous metal complex with nanoparticles. This method outlines a process where multiple particle constituent raw materials are introduced into a solvent, followed by the synthesis of nanoparticles through controlled heating. Additionally, he has developed an electronic component that integrates this innovative functional material. This component features an active chip element and a passive chip element, both encased within specialized resin layers, including a shielding metal film that enhances its performance and reliability.

Career Highlights: Throughout his career, Hiroshi Takagi has made substantial advancements while working with notable companies such as Murata Manufacturing Co., Ltd. and Murata Mfg. Co., Ltd. His dedication to innovation has not only led to numerous patents but also to significant improvements in electronic component manufacturing processes.

Collaborations: Takagi's collaborative efforts with esteemed colleagues Yukio Sakabe and Akira Shiratori underline his ability to work effectively within a team to foster innovation. These partnerships have undoubtedly contributed to his successful patent portfolio and the advancement of technology in his field.

Conclusion: Hiroshi Takagi exemplifies the spirit of innovation through his extensive patent work and collaborations. His contributions to functional materials and electronic components have positioned him as a leading figure in the industry, paving the way for future technological advancements.

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