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For the Inventor, By the Inventor

Yokohama, Japan

Okinori Tsuchiya

This inventor holds 64 USPTO granted patents and 6 published patent applications and 2 EPO patents, primarily in Image Processing Technology (CPC class B41J). Top assignee: Canon Kabushiki Kaisha. Active years: 2004-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Okinori Tsuchiya. Retrieved from https://idiyas.com/inventor/okinori-tsuchiya

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

USPTO Granted Patents = 64 

% Patents Active = 70.3

 

Average Co-Inventor Count = 3.7

ph-index = 10

Forward Citations = 389(Granted Patents)

Forward Citations (Not Self Cited) = 341(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo, JP (2009)
  • Yokohami, JP (2012)
  • Kawasaki, JP (2014 - 2017)
  • Yokohama, JP (2004 - 2021)
  • Kanagawa, JP (2004 - 2024)

Company Filing History:

goldMedal64 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 2004-2025

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Areas of Expertise:
Image Processing Apparatus
Printing Method
Color Correction
Dot Arrangement
Inkjet Printing
Image Forming
Recording Method
Multi-Value Density Data
Storage Medium
Bronzing Suppression
Print Image Detection
Clear Inks
64 patents (USPTO):Explore Patents
1. 12365193 - Printing apparatus and control method of the same (2025-07-22),
2. 11890885 - Printing apparatus and printing method (2024-02-06),
3. 11820154 - Printing apparatus and printing method (2023-11-21),
4. 11662680 - Image forming apparatus in which colors are developed with multiple color development layers, control method thereof, and non-transitory computer-readable storage medium (2023-05-30),
5. 11412107 - Image processing apparatus and image processing method (2022-08-09),
6. 11104156 - Printing apparatus, image processing apparatus, image processing method, and storage medium (2021-08-31),
7. 11057528 - Information processing apparatus, method and storage medium (2021-07-06),
8. 11017277 - Image processing apparatus, image processing method and storage medium, with correction amount for correcting line width in accordance with color of line (2021-05-25),
9. 11017276 - Information processing apparatus, printing system, printing method, and storage medium that correct widths of lines in a first direction included in a print image based on a print result of a line width detection image (2021-05-25),
10. 10953664 - Printing apparatus, printing method, and storage medium (2021-03-23),
11. 10944890 - Information processing apparatus, method and storage medium that generate color matching information and line width correction information (2021-03-09),
12. 10915036 - Image forming apparatus and method of controlling same (2021-02-09),
13. 10872279 - Image processing apparatus, printing system, printing apparatus, method of detecting print image, and storage medium (2020-12-22),
14. 10717289 - Printing apparatus and printing method (2020-07-21),
15. 10542183 - Image processing apparatus and method setting dot arrangements to reduce differences in dispersiveness of dots between overlapping and non-overlapping recording areas (2020-01-21),

Title: Innovator Spotlight: Okinori Tsuchiya

Introduction

Okinori Tsuchiya is a prominent inventor based in Yokohama, Japan, known for his significant contributions to printing technology. With a remarkable portfolio of 63 patents, Tsuchiya has demonstrated a consistent commitment to innovation within the industry.

Latest Patents

Tsuchiya's latest patents focus on advanced printing apparatuses and methods. One of his notable inventions involves a printing apparatus that features a decision unit designed to determine the optimal ratio of fluorescent ink application compared to other inks during multiple scans. This innovation ensures that the concentration of fluorescent ink is balanced between the surface and the depths of the ink layer on the printed medium. Another recent patent focuses on the sequence of printing with fluorescent ink and a light-emission suppressing ink. This technique enhances the quality of printed images by ensuring the fluorescent ink lies beneath the suppressing layer in darker areas of the print.

Career Highlights

Okinori Tsuchiya has made significant strides while working at Canon Kabushiki Kaisha, a leading company in imaging and printing technologies. His inventive spirit has contributed to many advancements, supporting Canon's position at the forefront of the printing industry.

Collaborations

Throughout his career, Tsuchiya has collaborated with talented colleagues, including Akitoshi Yamada and Akihiko Nakatani, sharing ideas and expertise that have propelled their projects to success. Their teamwork has been essential in refining complex technologies and bringing innovative products to market.

Conclusion

Okinori Tsuchiya continues to be an influential force in the field of printing innovations. His ongoing work at Canon Kabushiki Kaisha and his extensive patent portfolio reflect his dedication to enhancing printing technology and advancing the capabilities of modern imaging solutions.

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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