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For the Inventor, By the Inventor

Kawasaki, Japan

Koji Kurokawa

This inventor holds 6 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Kurokawa. Retrieved from https://idiyas.com/inventor/koji-kurokawa

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

USPTO Granted Patents = 6

% Patents Active = 50.0

Average Co-Inventor Count = 3.8

ph-index = 4

Forward Citations = 78(Granted Patents)


Location History:

  • Kanagawa, JP (2001 - 2003)
  • Kawasaki, JP (2002 - 2012)

Company Filing History:

goldMedal6 out of 39,374 
 
Fujitsu Corporation
 patents

Years Active: 2001-2012

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6 patents (USPTO):Explore Patents
1. 8170368 - Correcting device and method for perspective transformed document images (2012-05-01),
2. 7711189 - Layout analysis program, layout analysis apparatus and layout analysis method (2010-05-04),
3. 7280693 - Document information input apparatus, document information input method, document information input program and recording medium (2007-10-09),
4. 6577763 - Document image recognition apparatus and computer-readable storage medium storing document image recognition program (2003-06-10),
5. 6466694 - Document image processing device and method thereof (2002-10-15),
6. 6332046 - Document image recognition apparatus and computer-readable storage medium storing document image recognition program (2001-12-18),

Title: Innovations of Koji Kurokawa

Introduction

Koji Kurokawa is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of document image processing, holding a total of 6 patents. His work focuses on enhancing the accuracy and efficiency of image analysis and transformation.

Latest Patents

One of his latest inventions is a correcting device and method for perspective transformed document images. This invention provides a correcting device that includes a horizontal vanishing point determining unit and a vertical vanishing point determining unit. These components work together to correct perspective transformations in document images. Another significant patent is a layout analysis program, layout analysis apparatus, and layout analysis method. This invention allows for highly accurate extraction of text blocks from color images, utilizing a series of steps to analyze and generate layout information.

Career Highlights

Koji Kurokawa is currently employed at Fujitsu Corporation, where he continues to innovate in the field of image processing. His work has been instrumental in developing technologies that improve the way document images are analyzed and processed.

Collaborations

He has collaborated with notable coworkers, including Katsuhito Fujimoto and Hiroshi Kamada, contributing to various projects that enhance the capabilities of document image processing technologies.

Conclusion

Koji Kurokawa's contributions to the field of document image processing through his innovative patents demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and improve the accuracy of image analysis.

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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