Kanagawa, Japan

Kouta Fujimori

This inventor holds 23 USPTO granted patents and 3 EPO patents, primarily in Image Forming Technology. Top assignee: Ricoh Company, Ltd.. Active years: 1997-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouta Fujimori. Retrieved from https://idiyas.com/inventor/kouta-fujimori

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


% Patents Active = 82.6


Average Co-Inventor Count = 4.1

ph-index = 14

Forward Citations = 752(Granted Patents)


Location History:

  • Kanagawa-ken, JP (2004)
  • Tokyo, JP (1997 - 2007)
  • Ohta-ku, JP (2002 - 2007)
  • Kanagawa, JP (2002 - 2009)
  • Yokohama, JP (1999 - 2010)

Company Filing History:


Years Active: 1997-2010

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Areas of Expertise:
Image Forming Apparatus
Toner Supply Unit
Toner Density Detection
Color Image Formation
Developing Device
Toner Replenishing Apparatus
Toner Containers
Color Toner Density Sensor
Image Development Method
Toner Density Correction
Color Displacement Detection
Nozzle Design
23 patents (USPTO):Explore Patents

Title: Kouta Fujimori: Innovator in Image Forming Technology

Introduction

Kouta Fujimori, based in Kanagawa, Japan, is a remarkable inventor known for his significant contributions to image forming technology. With a total of 23 patents to his name, Fujimori has developed innovative solutions that enhance the functionality and efficiency of image forming devices.

Latest Patents

Fujimori's latest patents include a cutting-edge image forming apparatus featuring a two-component developer. This apparatus introduces a toner density detection and correction mechanism. It allows for the adjustment of toner density control target values without using toner, facilitating the achievement of the predetermined image density. The technology involves comparing the output value of a magnetic permeability sensor with a target output value, allowing for precise control of toner density through the regulation of a powder pump. Notably, the target output value is dynamically corrected based on the detected image coverage ratio, ensuring optimal development potential. This advancement not only maintains consistent image quality but also enhances resource efficiency, as it detects coverage without depleting toner.

Additionally, Fujimori has developed a toner supply unit equipped with a prevention unit to mitigate toner contamination due to leakage from the sealing valve. This innovation ensures that the toner supply remains clean and efficient, further enhancing the overall performance of image forming equipment.

Career Highlights

Currently, Fujimori is employed at Ricoh Company, Ltd., a leading provider of imaging and electronics solutions. His work at Ricoh has been instrumental in pushing the boundaries of image forming technologies, resulting in numerous patents that reflect both ingenuity and practical application in the industry.

Collaborations

During his career, Fujimori has collaborated with notable colleagues such as Tomotoshi Nakahara and Masumi Sato. Together, they have contributed to groundbreaking developments in their field, effectively sharing knowledge and expertise to drive forward the innovation agenda at Ricoh.

Conclusion

Kouta Fujimori stands out as a prominent inventor whose work has significantly impacted the landscape of image forming technology. His latest patents showcase a blend of innovative thinking and practical application, underscoring his dedication to enhancing efficiency and quality in imaging solutions. As he continues to advance his work at Ricoh, the industry can expect even more groundbreaking innovations from this talented inventor.

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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