Muko, Japan

Takuji Nakagawa

This inventor holds 27 USPTO granted patents, primarily in Ceramic Electronics. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 1982-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuji Nakagawa. Retrieved from https://idiyas.com/inventor/takuji-nakagawa

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

Calculating rank

% Patents Active = 96.3

Average Co-Inventor Count = 3.0

ph-index = 11

Forward Citations = 408(Granted Patents)


Location History:

  • Kyoto, JP (1982 - 1995)
  • Nagaokakyo, JP (1986 - 1996)
  • Kyoto-fu, JP (2000 - 2002)
  • Takefu, JP (2001 - 2002)
  • Muko, JP (2007 - 2012)

Company Filing History:


Years Active: 1982-2012

Loading Chart...
Areas of Expertise:
Band-Pass Filter
Photonic Crystal
Three-Dimensional Structure
Ceramic Electronic Part
Monolithic Capacitor
Magnetoresistance Element
Thin-Film Resistor
Electroless Plating Bath
Copper Conductor
Laminated Ceramic Component
InSb Thin Film
Fine Powders
27 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Takuji Nakagawa in Photonic Technology

Introduction: Takuji Nakagawa, an accomplished inventor based in Muko, Japan, has made significant contributions to the field of photonic technology. With an impressive portfolio of 27 patents, his work demonstrates a deep understanding of both theoretical and practical applications of photonic structures.

Latest Patents: Among Nakagawa's latest innovations are two notable patents: a band-pass filter and a method for making a photonic crystal for the band-pass filter. The band-pass filter incorporates a photonic crystal that has a local mode generating a pass band in a stop band formed by Bragg reflection. It utilizes a magnetic field-applying unit to enhance the functionality of electromagnetic waves propagating within the photonic crystal.

Another recent patent outlines a method for manufacturing a three-dimensional photonic structure using stereolithography. This process involves creating cavities filled with photocurable resin material, which allows for the precise positioning of inorganic members within the resin matrix. The innovation efficiently produces complex three-dimensional components with tailored properties for advanced applications.

Career Highlights: Takuji Nakagawa currently works at Murata Manufacturing Co., Ltd., a leading company in the electronic components industry. His work at Murata emphasizes the integration of innovative photonic technologies within practical applications, enhancing the capabilities of electronic devices.

Collaborations: Throughout his career, Nakagawa has collaborated with notable colleagues, including Atsuo Senda and Yoshikazu Takagi. Their joint efforts have fostered advancements in photonic technology and contributed to the development of new applications in various fields.

Conclusion: Takuji Nakagawa's pioneering work in photonic technology, underscored by his numerous patents and collaborations, showcases his commitment to innovation. As the field of photonics continues to evolve, Nakagawa's contributions will undoubtedly play a critical role in shaping future advancements and applications in technology.

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]
Loading…