Kanagawa, Japan

Yoshiki Yamaguchi

This inventor holds 119 USPTO granted patents and 7 published patent applications and 19 EPO patents, primarily in Image Forming Technology (CPC class G03G2215-2035). Top assignees: Ricoh Company, Ltd., Hitachi, Ltd., Hirose Electric Company, Ltd.. Active years: 1989-2026.

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

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

USPTO Granted Patents = 119 

% Patents Active = 60.5

 

Average Co-Inventor Count = 7.2

ph-index = 9

Forward Citations = 399(Granted Patents)

Forward Citations (Not Self Cited) = 284(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Yokohama, JP (2008 - 2010)
  • Kanagawa-ken, JP (2013 - 2014)
  • Kanagwa, JP (2014)
  • Sagamihara, JP (2012 - 2016)
  • Tokyo, JP (1989 - 2021)
  • Kanagawa, JP (2011 - 2024)

Company Filing History:


Years Active: 1989-2026

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Areas of Expertise:
Image Forming Apparatus
Fixing Device
Heating Device
Nip Formation Pad
Temperature Detector
Rotatable Light Shield
Outlet Guide Member
Reinforced Heat Shield
Nip Former
Fixing Exit Guide Plate
Fixing Method
Surface Roughness
119 patents (USPTO):Explore Patents

Title: Yoshiki Yamaguchi: Pioneering Inventor from Kanagawa

Introduction: Yoshiki Yamaguchi is a renowned inventor hailing from Kanagawa, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Yamaguchi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Yamaguchi has worked with leading tech companies and research institutions, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Throughout his career, Yamaguchi has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his projects.

Conclusion: Yoshiki Yamaguchi's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his reputation as a visionary inventor in the global tech community.

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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