Yokohama, Japan

Masahiko Kuraguchi

This inventor holds 90 USPTO granted patents and 20 published patent applications and 3 EPO patents, primarily in Semiconductor Devices (CPC class H01L29-2003). Top assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation. Active years: 2008-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Kuraguchi. Retrieved from https://idiyas.com/inventor/masahiko-kuraguchi

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

USPTO Granted Patents = 90 

% Patents Active = 95.6

 

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 247(Granted Patents)

Forward Citations (Not Self Cited) = 219(Dec 10, 2025)


Inventors with similar research interests:

🔬 See more inventors

Location History:

  • Himeji, JP (2014)
  • Kanagawa-ken, JP (2009 - 2017)
  • Yokohama Kanagawa, JP (2022)
  • Kanagawa, JP (2008 - 2024)
  • Yokohama, JP (2015 - 2024)

Company Filing History:


Years Active: 2008-2026

Loading Chart...
Loading Chart...
Areas of Expertise:
Semiconductor Device
Nitride Materials
Manufacturing Method
Leakage Current
Power Circuit
Conductive Member
Silicon Rich Nitride
Current Collapse
Electrode
Conductive Parts
Characteristics Improvement
90 patents (USPTO):Explore Patents

Title: Masahiko Kuraguchi: A Leader in Semiconductor Innovations

Introduction: Masahiko Kuraguchi, a prominent inventor based in Yokohama, Japan, has made significant contributions to the field of semiconductor technology with an impressive portfolio of 77 patents. His work primarily focuses on the development of advanced semiconductor devices, paving the way for innovations in electronics.

Latest Patents: Among his latest inventions is a semiconductor device that integrates compound and nitride members. This sophisticated semiconductor device features first to third electrodes, a semiconductor member composed of first and second semiconductor regions, and multiple insulation members. The design efficiently positions the third electrode between the first and second electrodes, thus enhancing operational effectiveness.

Another notable patent involves the design of a semiconductor device that consists of a semiconductor member, a first conductive member, and a detailed arrangement of electrodes and insulating members. This innovative design ensures optimal connectivity and performance within semiconductor applications.

Career Highlights: Throughout his career, Masahiko Kuraguchi has worked with leading companies such as Kabushiki Kaisha Toshiba and Toshiba Electronic Devices & Storage Corporation. His experience within these organizations has provided him with valuable insights and expertise in semiconductor technology development.

Collaborations: Kuraguchi has collaborated with talented individuals in the field, including Yosuke Kajiwara and Aya Shindome. Their teamwork has resulted in numerous advancements in semiconductor innovations, contributing to the overall success of their projects.

Conclusion: Masahiko Kuraguchi stands out as a key figure in the realm of semiconductor innovation. His dedication to improving semiconductor devices through his extensive patent portfolio demonstrates his commitment to advancing technology in electronics. As he continues to innovate, his work will undoubtedly impact the future of the semiconductor industry.

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…