Minamiashigara, Japan

Yoshihiro Maekawa

This inventor holds 5 USPTO granted patents. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1993-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiro Maekawa. Retrieved from https://idiyas.com/inventor/yoshihiro-maekawa

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 5(Granted Patents)


Location History:

  • all of, JP (1993)
  • Minamiashigara, JP (2002 - 2005)
  • Kanagawa, JP (2010)

Company Filing History:


Years Active: 1993-2010

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5 patents (USPTO):Explore Patents

Title: Innovations by Yoshihiro Maekawa

Introduction

Yoshihiro Maekawa is a notable inventor based in Minamiashigara, Japan. He has made significant contributions to the field of image forming technology, holding a total of 5 patents. His work primarily focuses on enhancing the efficiency and functionality of charging devices and image forming apparatuses.

Latest Patents

Maekawa's latest patents include innovative designs for charging member cleaning rollers and image forming apparatuses. One of his notable inventions is a charging member cleaning roller that features a core body and an elastic layer made from a polyurethane foam derived from polyester polyol, a foam stabilizer, and a catalyst. Another significant patent involves a charging member cleaning roller that includes a urethane foam with an open-cell structure, resilience of approximately 15% to 30%, and hardness ranging from 150N to 230N. Additionally, he has developed an image forming apparatus that integrates an image holding member, a contact-type charger, an exposure unit, a developing unit, and a transfer member, optimizing the process of transferring toner images onto various materials.

Career Highlights

Yoshihiro Maekawa is currently employed at Fuji Xerox Co., Ltd., where he continues to innovate and contribute to advancements in imaging technology. His expertise and dedication have positioned him as a key figure in his field, driving forward the capabilities of image forming devices.

Collaborations

Throughout his career, Maekawa has collaborated with talented individuals such as Koji Fukushima and Manabu Furuki. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Yoshihiro Maekawa's contributions to the field of image forming technology are significant and impactful. His innovative patents and collaborative efforts continue to shape the future of 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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