Tokyo, Japan

Yasufumi Fukuma

This inventor holds 122 USPTO granted patents and 16 published patent applications and 29 EPO patents, primarily in Ophthalmic Technology (CPC class A61B3-102). Top assignees: Kabushiki Kaisha Topcon, Topcon Corporation, Tokyo Kogaku Kikai Kabushiki Kaisha. Active years: 1988-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasufumi Fukuma. Retrieved from https://idiyas.com/inventor/yasufumi-fukuma

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

Calculating rank
USPTO Granted Patents = 122 

% Patents Active = 76.2

 

Average Co-Inventor Count = 3.2

ph-index = 17

Forward Citations = 804(Granted Patents)

Forward Citations (Not Self Cited) = 759(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Itabashi-ku, Tokyo, JP (2006)
  • Itabashi-ku, JP (2004 - 2007)
  • Itabashi-ku, Tokyo JP (2007)
  • Fort Lee, NJ (US) (2009 - 2013)
  • Saitama, JP (2021)
  • Tokyo, JP (1988 - 2024)
  • Wako, JP (2008 - 2024)

Company Filing History:


Years Active: 1988-2026

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Areas of Expertise:
Ophthalmic Apparatus
Optical Coherence Tomography
Fundus Observation
Ophthalmic Microscope
Ophthalmologic Imaging
3D Quantitative Analysis
Retinal Prosthesis
Image Displaying
Patient Management
Slit-Lamp Microscope
Microscope Function Expansion
Ophthalmic System
122 patents (USPTO):Explore Patents

Title: **Yasufumi Fukuma: A Pioneer in Optical Imaging Technologies**

Introduction

Yasufumi Fukuma, based in Tokyo, Japan, is an esteemed inventor and innovator with a remarkable portfolio comprising 111 patents. His work primarily focuses on advancing optical imaging technologies, specifically in the field of optical coherence tomography (OCT). Fukuma’s contributions have significantly enhanced the capabilities of medical imaging equipment, particularly for ophthalmic applications.

Latest Patents

Among his latest patents, Fukuma has developed methods that fundamentally improve the analysis of OCT data. These include a "Method of processing optical coherence tomography (OCT) data," which describes an OCT apparatus that includes an OCT scanner, image data generating unit, registration unit, and image data composing unit. This innovative system allows for the acquisition of three-dimensional data sets by executing OCT scans across distinct regions of a specimen.

Additionally, his "Slit-lamp microscope and ophthalmic system" enhances the functionality of slit lamp microscopes. This design integrates an illumination system, a photography system, a fixation system, and a movement mechanism, enabling precise imaging of the anterior segment of the eye. Fukuma's inventions collectively contribute to more accurate diagnostics and improved patient outcomes in ophthalmology.

Career Highlights

Fukuma has enjoyed a distinguished career at prominent organizations such as Kabushiki Kaisha Topcon and Topcon Corporation. His expertise in optical technologies has been instrumental in evolving the performance and utility of medical imaging devices, allowing healthcare professionals to diagnose and treat eye conditions with greater confidence.

Collaborations

Throughout his journey as an inventor, Yasufumi Fukuma has collaborated with notable peers in the industry, including Hisashi Tsukada and Tsutomu Kikawa. These partnerships have fostered innovation and have been pivotal in the successful development of various technological advancements in OCT and ophthalmic systems.

Conclusion

Yasufumi Fukuma stands out as a leading figure in optical imaging technologies. With his extensive patent portfolio and innovative contributions, he has significantly impacted the medical imaging field. His inventions continue to pave the way for advancements that enhance diagnostic capabilities and improve patient care in ophthalmology.

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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