Tokyo, Japan

Kei Yamaji

This inventor holds 73 USPTO granted patents and 20 published patent applications and 4 EPO patents, primarily in Image Processing (CPC class H04N). Top assignees: Fujifilm Corporation, Meta Platforms, Inc.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Yamaji. Retrieved from https://idiyas.com/inventor/kei-yamaji

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

USPTO Granted Patents = 73 

% Patents Active = 89.0

 

Average Co-Inventor Count = 1.7

ph-index = 5

Forward Citations = 103(Granted Patents)

Forward Citations (Not Self Cited) = 95(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Minato-ku, JP (2012 - 2013)
  • Ashigarakami-gun, JP (2014)
  • Kanagawa, JP (2009 - 2016)
  • Kanagawa-ken, JP (2019)
  • Tokyo, JP (2012 - 2024)
  • Saitama, JP (2024)

Company Filing History:


Years Active: 2009-2026

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Areas of Expertise:
Image Analysis
Image Processing
Information Suggestion
Content Management
Layout Creation
Image Editing
Region Detection
Content Playback
Image Extraction
Image Allocation
Composite Image Creation
Photographer Intimacy
73 patents (USPTO):Explore Patents

Title: **Kei Yamaji: Innovator in Information Processing Technologies**

Introduction

Kei Yamaji, based in Tokyo, Japan, is a distinguished inventor with a remarkable portfolio of 70 patents. His innovative contributions primarily focus on information processing technologies, advancing the field with novel solutions aimed at enhancing user interaction and experience in network printing and image processing.

Latest Patents

Yamaji's recent patents include an **Information Processing Apparatus, Information Processing Method, Program, and Recording Medium**. This invention proposes a comprehensive methodology for offering appropriate information to users engaged in network printing technology. This apparatus comprises a processor capable of executing proposal processing to suggest details about images and printing settings based on the historical behavior of users.

Another significant patent is the **Image Processing System, Image Processing Method, and Program**, which delivers recommendation information aligned with a user's estimated disposable income. This system recognizes objects within analysis target images, converts the object information into disposable income ranges, and derives appearance frequencies for efficient recommendations. The combination of these elements showcases Yamaji's ability to think critically and create practical solutions that resonate with users' needs.

Career Highlights

Throughout his career, Kei Yamaji has held influential positions at esteemed companies, including Fujifilm Corporation and Facebook, Inc. His work in these organizations allowed him to further hone his skills and contribute to cutting-edge innovations in technology and user experience.

Collaborations

Yamaji has collaborated with notable professionals in the field, including Tetsuya Matsumoto and Kazuhiro Mino. Their collective expertise and synergy have played a critical role in driving forward innovative projects and enhancing the quality of inventions resulting in numerous patents.

Conclusion

Kei Yamaji stands out as a prolific inventor whose contributions have significantly influenced information processing technologies. With a strong patent portfolio and collaborations with industry leaders, his ongoing work promises to shape the future of user interaction and image processing. As technologies continue to evolve, Yamaji's innovative spirit remains a vital force in advancing the relationship between users and 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]
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