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For the Inventor, By the Inventor

Kanagawa, Japan

Yutaka Toyoda

This inventor holds 7 USPTO granted patents. Top assignees: Fuji Xerox Co., Ltd., Xerox Corporation. Active years: 1993-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Toyoda. Retrieved from https://idiyas.com/inventor/yutaka-toyoda

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

USPTO Granted Patents = 7

% Patents Active = 85.7

Average Co-Inventor Count = 4.8

ph-index = 5

Forward Citations = 64(Granted Patents)


Location History:

  • Sagamihara, JP (1995 - 1996)
  • Kanagawa, JP (1993 - 1997)
  • Iwatsuki, JP (2005)

Company Filing History:

goldMedal5 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
silverMedal2 out of 24,259 
 
Xerox Corporation
 patents

Years Active: 1993-2005

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7 patents (USPTO):Explore Patents
1. 6845225 - Cleaning sheet, cleaning method, and image forming apparatus (2005-01-18),
2. 5634181 - Developing apparatus (1997-05-27),
3. 5570164 - Toner scraper for a developing apparatus (1996-10-29),
4. 5493370 - Single-component electrophotographic development system (1996-02-20),
5. 5387967 - Single-component electrophotographic development system (1995-02-07),
6. 5387963 - One-component developing device (1995-02-07),
7. 5247333 - One-component developing apparatus (1993-09-21),

Title: Yutaka Toyoda: Innovator in Cleaning and Developing Technologies

Introduction

Yutaka Toyoda is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of imaging technology, particularly in cleaning and developing apparatuses. With a total of 7 patents to his name, Toyoda's work has had a lasting impact on the industry.

Latest Patents

Among his latest patents are a cleaning sheet, a cleaning method, and an image forming apparatus. The cleaning sheet is designed to clean the surface of a heating roll in a fixing device. This device allows a recording sheet bearing a toner image formed of a magnetic toner to pass through while in press contact with the heating roll. The cleaning sheet includes a synthetic resin sheet with a thickness of 100 µm or more, made from a thermoplastic resin with a melting point higher than the fixing temperature. Additionally, Toyoda has developed a unique developing apparatus that utilizes a nonmagnetic carrier. This apparatus features a developer forward member with a conductive surface that stirs and forwards a nonmagnetic toner and resin carrier, generating an electric field to attract the toner and resin carrier effectively.

Career Highlights

Throughout his career, Yutaka Toyoda has worked with prominent companies such as Fuji Xerox Co., Ltd. and Xerox Corporation. His experience in these organizations has allowed him to refine his skills and contribute to innovative technologies in the imaging sector.

Collaborations

Toyoda has collaborated with notable coworkers, including Hidekiyo Tachibana and Mikio Yamamoto. Their combined expertise has fostered advancements in the technologies they have developed together.

Conclusion

Yutaka Toyoda's contributions to cleaning and developing technologies have established him as a significant figure in the field of imaging. His innovative patents and collaborations continue to influence the industry today.

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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