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For the Inventor, By the Inventor

Ebina, Japan

Takayuki Sunaga

This inventor holds 6 USPTO granted patents. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1987-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayuki Sunaga. Retrieved from https://idiyas.com/inventor/takayuki-sunaga

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

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 4

Forward Citations = 34(Granted Patents)


Location History:

  • Kanagawa, JP (1994 - 1995)
  • Ebina, JP (1987 - 1996)

Company Filing History:

goldMedal6 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1987-1996

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6 patents (USPTO):Explore Patents
1. 5495321 - Developing apparatus having a toner regulating member with an extended (1996-02-27),
2. 5469246 - Developing apparatus using monocomponent developer (1995-11-21),
3. 5463452 - Single-component developing apparatus (1995-10-31),
4. 5461465 - Developing apparatus (1995-10-24),
5. 5374977 - Apparatus for detecting and controlling a toner run-out in a developing (1994-12-20),
6. 4662311 - Developing device (1987-05-05),

Title: Takayuki Sunaga: Innovator in Developing Apparatus Technology

Introduction

Takayuki Sunaga is a prominent inventor based in Ebina, Japan. He has made significant contributions to the field of developing apparatus technology, holding a total of 6 patents. His work primarily focuses on enhancing the efficiency and functionality of monocomponent developers.

Latest Patents

One of his latest patents involves the development of an apparatus featuring a toner regulating member. This innovative apparatus utilizes a monocomponent magnetic toner and includes a developer carrying body designed to transport the toner effectively. The design incorporates a magnetic field generation unit fixed within the developer carrying body, along with a developer supply unit that ensures a consistent supply of toner. Additionally, a developer trimming member, made from spring material and tipped with a rubber sliding part, is included to maintain optimal contact with the developer carrying body.

Another notable patent describes a developing apparatus that applies a thin coat of monocomponent magnetic developer to a developer carrying body. This coat is then moved close to an image carrying member, where an alternating electric field is applied to facilitate the transfer of the developer. This innovative approach enhances the development of latent images on the image carrying member, showcasing Sunaga's commitment to advancing imaging technology.

Career Highlights

Takayuki Sunaga has built a successful career at Fuji Xerox Co., Ltd., where he has been instrumental in developing cutting-edge technologies. His expertise in developing apparatus has positioned him as a key figure in the industry, contributing to the company's reputation for innovation.

Collaborations

Throughout his career, Sunaga has collaborated with notable colleagues, including Hideaki Miyata and Toru Ishikawa. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Takayuki Sunaga's contributions to the field of developing apparatus technology are noteworthy. His innovative patents and collaborative efforts reflect his dedication to enhancing imaging solutions. His work continues to influence the industry and pave the way for future advancements.

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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