Naoto Kawamura

This inventor holds 66 USPTO granted patents, primarily in Image Processing (CPC class 3584). Top assignees: Canon Kabushiki Kaisha, Kokusai Denshin Denwa Co., Ltd.. Active years: 1977-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoto Kawamura. Retrieved from https://idiyas.com/inventor/naoto-kawamura

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

USPTO Granted Patents = 66

% Patents Active = 92.4

Average Co-Inventor Count = 1.9

ph-index = 23

Forward Citations = 1,258(Granted Patents)

Forward Citations (Not Self Cited) = 1,231(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Inagi, JA (1977)
Iragi, JP (1979)
Anagi, JP (1988)
Yokohama, US (1991)
Tokyo, JP (1997)
Inagi, JP (1978 - 1998)
Yokohama, JP (1987 - 2002)
Kawasaki, JP (1992 - 2013)

Company Filing History:

66 out of 92,901

Canon Kabushiki Kaisha

patents

2 out of 226

Kokusai Denshin Denwa Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1977-2013

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Areas of Expertise:

Image Processing

Error Diffusion

Parallel Processing

Color Image Sensor

Halftone Screen

Image Data Conversion

Filtering Processing

Moire Reduction

Image Recording

Data Compression

Binary Image Reduction

Edge Discrimination

66 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8441688 - Image processing apparatus and method thereof (2013-05-14),

2. 8390891 - Image processing apparatus and method for quantizing pixel of interest by error diffusion method (2013-03-05),

3. 8279489 - Image processing apparatus and control method thereof for converting multilevel image data to binary data using an error diffusion method (2012-10-02),

4. 8169664 - Image processing apparatus and method for quantizing pixel of interest by error diffusion method (2012-05-01),

5. 8149463 - Information processing apparatus, image processing apparatus and method thereof, which create and use a halftone screen (2012-04-03),

6. 6600828 - Image processing method and apparatus, and storage medium therefor (2003-07-29),

7. 6477281 - Image processing system having multiple processors for performing parallel image data processing (2002-11-05),

8. 5917947 - Image processing method and apparatus permitting use of PDL in (1999-06-29),

9. 5861892 - Image processing apparatus using compressed-data processing (1999-01-19),

10. 5812146 - Image processing apparatus using compressed data processing (1998-09-22),

11. 5714985 - Image processing system capable of high-speed and high-resolution image (1998-02-03),

12. 5712929 - Image processing apparatus (1998-01-27),

13. 5692210 - Image processing apparatus having parallel processors for communicating (1997-11-25),

14. 5680486 - Image processing apparatus (1997-10-21),

15. 5666444 - Image processing apparatus (1997-09-09),

Of course! Here is the article for you:

Title: Naoto Kawamura - The Visionary Inventor Reshaping Technology

Introduction:

Naoto Kawamura, a visionary inventor based in Yokohama, Japan, is known for his unwavering passion for innovation and his relentless pursuit of pushing the boundaries of what is possible in the realm of technology. With a total of 66 patents to his name, Kawamura's pioneering spirit and inventive mindset have cemented his legacy as a trailblazer in the field of image processing.

Latest Patents:

Among his latest patents is the "Image processing apparatus and method thereof," where Kawamura revolutionizes the creation of halftone screens for electrophotographic printers. This innovative approach allows for the precise customization of halftone dots based on minimum and maximum sizes, ultimately enhancing the quality and efficiency of printing processes.

Another groundbreaking patent is the "Image processing apparatus and method for quantizing pixel of interest by error diffusion method," showcasing Kawamura's expertise in pixel quantization techniques through error diffusion methods. This advancement highlights his commitment to refining image processing technologies for optimal performance.

Career Highlights:

Throughout his illustrious career, Naoto Kawamura has made significant contributions to renowned companies such as Canon Inc. and Kokusai Denshin Denwa Co., Ltd., where his inventive prowess has been instrumental in driving technological advancements in the industry. His innovative solutions have set new standards for image processing and have garnered acclaim from peers and professionals alike.

Collaborations:

Collaborating with notable colleagues such as Yoshinobu Mita and Yoshihiro Ishida, Kawamura has fostered a culture of innovation and collaboration, leading to the development of cutting-edge technologies that continue to shape the future of the industry. Through strategic partnerships and shared expertise, Kawamura and his collaborators have set a precedent for excellence in the field of image processing.

Conclusion:

In conclusion, Naoto Kawamura's remarkable journey as a visionary inventor showcases his dedication to pushing the boundaries of innovation and technology. His pioneering work in image processing and his commitment to excellence have established him as a trailblazer in the field, with a legacy that will continue to inspire future generations of inventors and innovators.

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]