Masakazu Fukuchi

This inventor holds 107 USPTO granted patents, primarily in Image Formation Technology (CPC class 355210). Top assignees: Konica Corporation, Konishiroku Photo Industry Co., Ltd., Konica Corporatoin. Active years: 1983-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Fukuchi. Retrieved from https://idiyas.com/inventor/masakazu-fukuchi

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

USPTO Granted Patents = 107

% Patents Active = 99.1

Average Co-Inventor Count = 4.3

ph-index = 20

Forward Citations = 1,560(Granted Patents)

Forward Citations (Not Self Cited) = 1,503(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Hachioji-shi, JP (1996)
Tokyo, JP (1987 - 2002)
Hachioji, JP (1983 - 2003)

Company Filing History:

Konishiroku Photo Industry Co., Ltd.

Years Active: 1983-2003

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Areas of Expertise:

Color Image Forming

Electrophotographic

Duplex Printing

Optical System

Image Density Detection

Detachable Units

Photoreceptor Mechanism

Magnetic Brush Charger

Multicolor Process Unit

Sheet Discharging Device

Variable Bias Developing

107 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6522861 - Color image forming apparatus (2003-02-18),

2. 6484003 - Color image forming apparatus with rack having detachable units (2002-11-19),

3. 6094552 - Image forming apparatus for printing images in accordance with at least (2000-07-25),

4. 5920744 - Image forming apparatus and method for efficiently forming images even (1999-07-06),

5. 5875372 - Image forming apparatus (1999-02-23),

6. 5826143 - Image forming apparatus with two transfer means (1998-10-20),

7. 5822666 - Image forming apparatus including a mechanism for eliminating mechanical (1998-10-13),

8. 5761573 - Image forming apparatus for double-sided image formation with properly (1998-06-02),

9. 5758204 - Duplex image forming apparatus with two image carriers and an image size (1998-05-26),

10. 5754210 - Optical system assembling device for an image forming apparatus (1998-05-19),

11. 5752133 - Electrophotographic color image forming apparatus with image exposure (1998-05-12),

12. 5663787 - Electrophotographic color image forming apparatus with image exposure (1997-09-02),

13. 5619242 - Image forming apparatus with edge point detector based on image density (1997-04-08),

14. 5615002 - Electrophotographic color image forming apparatus with a plurality of (1997-03-25),

15. 5608497 - Electrophotographic color image forming apparatus (1997-03-04),

Title: **Masakazu Fukuchi: A Pioneer in Color Image Forming Technologies**

Introduction

Masakazu Fukuchi, based in Hachioji, Japan, is a prominent inventor with an impressive record of 107 patents. His innovative work in the field of color image forming technologies has significantly contributed to advancements in modern printing solutions.

Latest Patents

Fukuchi's latest patents include groundbreaking devices such as the color image forming apparatus and a variant that incorporates a rack with detachable units. The first patent outlines a system where toner images formed on multiple image carriers are first transferred onto an intermediate transfer object and subsequently onto a recording sheet. This apparatus is designed with an intermediate transfer member arranged in a vertical direction, allowing the toner images to overlap and create a cohesive color toner image before being transferred to a final output medium.

In his second patent, the emphasis is on a color image forming apparatus with an integrated rack that facilitates easy handling. The apparatus features multiple image carriers, latent image forming devices, and developing devices that work in sync to ensure high-quality image output. This innovative design enhances the efficiency and ease of maintenance of the printing devices.

Career Highlights

Fukuchi has made significant strides in his career by working with notable companies such as Konica Corporation and Konishiroku Photo Industry Co., Ltd. His contributions have helped shape the development of advanced printing technologies that are widely used in various industries today.

Collaborations

Throughout his illustrious career, Fukuchi has collaborated with distinguished colleagues, including Satoshi Haneda and Shizuo Morita. Their teamwork has fostered an environment of creativity and innovation, leading to numerous patent applications that address complex challenges in imaging technology.

Conclusion

Masakazu Fukuchi stands as a remarkable figure in the realm of color image forming technologies. With his extensive patent portfolio and collaborations with industry leaders, he has played a pivotal role in advancing printing systems, enhancing quality, and improving user experience. As technology continues to evolve, Fukuchi's contributions are sure to remain influential in shaping future innovations.

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]