Kanagawa, Japan

Hiroshi Yamaguchi

This inventor holds 169 USPTO granted patents and 21 published patent applications and 24 EPO patents, primarily in Display Technology (CPC class A61B1-0638). Top assignees: Fujifilm Corporation, Nissan Motor Company Limited, Hitachi, Ltd.. Active years: 1981-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Yamaguchi. Retrieved from https://idiyas.com/inventor/hiroshi-yamaguchi

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

Calculating rank
USPTO Granted Patents = 169 

% Patents Active = 81.1

 

Average Co-Inventor Count = 1.9

ph-index = 26

Forward Citations = 3,019(Granted Patents)

Forward Citations (Not Self Cited) = 2,943(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Yokosuka, JP (1983 - 1985)
  • Hitachi, JP (1987)
  • Katsuta, JP (1989)
  • Yokohama City, JP (1991)
  • Fujisawa, JP (1981 - 2004)
  • Nagano, JP (1996 - 2006)
  • Kawasaki, JP (2007)
  • Kanagawa-ken, JP (1998 - 2009)
  • Yokohama, JP (1981 - 2013)
  • Kaisei-machi, JP (2006 - 2015)
  • Ohta-ku, JP (2016)
  • Ashigarakami-gun, JP (2010 - 2022)
  • Kanagawa, JP (1992 - 2023)
  • London, GB (2023)

Company Filing History:


Years Active: 1981-2025

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Areas of Expertise:
Head-Up Display
Image Processing
Endoscope System
Display Control
Mobile Object
Information Processing
Ultrasound Diagnostic
Image Generation
Display Method
Computer-Readable Medium
Image Output
Blood Information Measuring
169 patents (USPTO):Explore Patents

Title: Hiroshi Yamaguchi: Pioneering Innovations for a Transformed Future

Introduction:

Meet Hiroshi Yamaguchi, an exceptional inventor and innovator hailing from Kanagawa, Japan. With an impressive portfolio of 141 patents, Yamaguchi has made groundbreaking contributions to various fields, including endoscope systems and head-up display technologies. This article explores his latest patents, career highlights, and notable collaborations, showcasing the remarkable impact he has made in the world of inventions and patents.

Latest Patents:

Yamaguchi's recent patents continue to push the boundaries of medical imaging and vehicular technology. One of his notable inventions is an endoscope system that utilizes an imaging sensor to capture high-resolution images of sutured portions. The system then generates an oxygen saturation image, effectively visualizing the oxygen saturation levels in the sutured area. This innovative approach offers enhanced insights for surgical procedures and post-operative assessments.

In addition to his advancements in medical imaging, Yamaguchi has also made significant contributions to the automotive industry. His inventive head-up display (HUD) system incorporates direction-change information onto a vehicle's windscreen, allowing drivers to receive crucial navigational guidance without diverting their attention from the road. This technology improves safety and situational awareness for drivers.

Career Highlights:

Throughout his career, Yamaguchi has worked with esteemed companies such as Fujifilm Corporation and Hitachi Co., Ltd. At Fujifilm Corporation, Yamaguchi contributed to cutting-edge advancements in imaging technology, including endoscopes and medical visualization systems. His expertise played a pivotal role in improving diagnostic accuracy and patient care.

Later on, Yamaguchi joined Hitachi Co., Ltd., where he continued his groundbreaking work in the field of display technologies. The HUD system developed under his guidance showcases his dedication to enhancing in-vehicle experiences and safety.

Collaborations:

Yamaguchi's accomplishments are not limited to individual achievements but also encompass fruitful collaborations with fellow inventors and innovators. Notably, he has worked closely with Akira Shimase and Tateoki Miyauchi, esteemed professionals who share his passion for cutting-edge advancements. Together, they have leveraged their expertise and knowledge to generate progressive solutions, pushing the boundaries of their respective fields.

Conclusion:

Hiroshi Yamaguchi's numerous patents and his collaborations with industry leaders serve as a testament to his extraordinary talent and dedication. His unwavering passion for innovation has helped reshape the medical imaging and automotive industries. As Yamaguchi continues to explore new frontiers, his inventions and patents will undoubtedly contribute to a future that is safer, more efficient, and transformative.

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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