Kashiwa, Japan

Tsuyoshi Shiga

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Canon Kabushiki Kaisha. Active years: 2014-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Shiga. Retrieved from https://idiyas.com/inventor/tsuyoshi-shiga-ccfwck1u

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 60.0

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 13(Granted Patents)


Location History:

  • Kashiwa, JP (2014 - 2015)
  • Chiba, JP (2022 - 2024)

Company Filing History:


Years Active: 2014-2024

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5 patents (USPTO):Explore Patents

Title: Tsuyoshi Shiga: Innovator in Image Forming Technology

Introduction

Tsuyoshi Shiga is a distinguished inventor based in Kashiwa, Japan, known for his innovative contributions in the field of image forming technology. With a total of five patents to his name, he has made significant advancements that enhance the functionality and efficiency of imaging systems. His work continues to influence the imaging industry, particularly in his role at Canon Kabushiki Kaisha.

Latest Patents

Among Tsuyoshi Shiga's latest patents is the **Image Forming Apparatus Controlling Density of an Output Image**. This innovation features a complex system that includes a conversion unit to modify image data, an image forming unit to produce images on paper, and a detection unit that identifies pattern images on a transfer member. The controller within this apparatus performs calibration based on readings from a test image, adjusting the image forming conditions accordingly to ensure optimal output.

Another notable patent is simply titled **Image Forming Apparatus**, which includes several critical components such as a feeding unit, image forming unit, reading unit, conveyance unit, and control unit. This invention is designed to manage and discharge sheets accurately, even in cases where abnormalities are detected during the imaging process, thereby ensuring a seamless workflow.

Career Highlights

Tsuyoshi Shiga is a key inventor at Canon Kabushiki Kaisha, where he has dedicated his skills and expertise to the development of advanced imaging technology. His significant contributions, particularly in the realm of image processing and quality control, showcase his commitment to pushing the boundaries of what's possible in this field.

Collaborations

Throughout his career, Shiga has collaborated with notable colleagues, including Hiroyuki Eda and Kenji Kuroki. Together, they have worked on various projects that aim to refine the quality and performance of imaging apparatuses, fostering a spirit of innovation and teamwork within their organization.

Conclusion

With a proven track record of five patents and a fruitful career at Canon Kabushiki Kaisha, Tsuyoshi Shiga exemplifies the essence of an innovative inventor in the imaging industry. His latest advancements not only improve the current technology but also pave the way for future developments in image forming systems. His collaborative spirit and technical ingenuity make him an influential figure in the realm of inventions related to imaging technology.

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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