Sagamihara, Japan

Tsuyoshi Imamura

This inventor holds 27 USPTO granted patents and 3 EPO patents, primarily in Image Formation Technology. Top assignee: Ricoh Company, Ltd.. Active years: 1993-2013.

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

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


% Patents Active = 63.0


Average Co-Inventor Count = 5.4

ph-index = 11

Forward Citations = 476(Granted Patents)


Location History:

  • Hachioji, JP (1993)
  • Tokyo, JP (2001)
  • Kanagawa-ken, JP (2007)
  • Kanagawa, JP (1999 - 2008)
  • Sagamihara, JP (2001 - 2013)

Company Filing History:


Years Active: 1993-2013

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Areas of Expertise:
Magnetic Roller
Image Forming Apparatus
Development Device
Process Cartridge
Developer Carrying Member
Hollow Body Manufacturing
Surface Treatment Method
Photoconductive Drum
Magnetic Particle
Developing Roller
Toner Density Control
Magnet Compound Material
27 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Tsuyoshi Imamura in Magnetic Technologies**

Introduction

Tsuyoshi Imamura, hailing from Sagamihara, Japan, is a prominent inventor known for his significant contributions to the field of magnetic technologies. With a total of 27 patents to his name, Imamura has played a pivotal role in advancing the efficiency and functionality of various devices, particularly in the imaging and treatment sectors.

Latest Patents

Among his latest innovations, Tsuyoshi Imamura has developed several notable patents, including a magnetic particle carrying device and a corresponding developing unit, process cartridge, and image forming apparatus. His invention features a magnetic particle carrying device that includes a magnetic field generator within a hollow cylindrical structure. This design effectively attracts magnetic particles on its external surface through the magnetic field produced. Notably, the hollow cylindrical structure is enhanced with elliptical depressions, designed to optimize the particle attraction process. Furthermore, his work on a magnetic roller encompasses a solid-core roller characterized by magnetic anisotropy, displaying innovative features that enhance its functionality in development devices and processing cartridges. This inventive approach underlines Imamura's expertise in designing advanced imaging technologies.

Career Highlights

Tsuyoshi Imamura's dedication and inventiveness have greatly benefited Ricoh Company, Ltd., where he currently works. His impressive portfolio reflects a consistent focus on developing cutting-edge solutions that address the evolving demands of technology, particularly in imaging and magnetic applications.

Collaborations

Throughout his career, Imamura has collaborated with talented individuals such as Kyohta Koetsuka and Noriyuki Kamiya. These collaborations have enabled the production of innovative products, further establishing a culture of creativity and advancement within their field.

Conclusion

In summary, Tsuyoshi Imamura is a distinguished inventor whose work has substantially impacted the realm of magnetic technologies. His numerous patents not only showcase his inventive capabilities but also highlight his commitment to innovation, fostering growth and excellence in his industry. His ongoing contributions continue to inspire future developments in 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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