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For the Inventor, By the Inventor

Kanagawa, Japan

Hiromi Nagai

This inventor holds 10 USPTO granted patents. Top assignee: Fuji Xerox Co., Ltd.. Active years: 1999-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromi Nagai. Retrieved from https://idiyas.com/inventor/hiromi-nagai

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

USPTO Granted Patents = 10

% Patents Active = 70.0

Average Co-Inventor Count = 5.6

ph-index = 4

Forward Citations = 100(Granted Patents)


Location History:

  • Minami-Ashigara, JP (1999 - 2002)
  • Kanagawa, JP (2011 - 2016)

Company Filing History:

goldMedal10 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents

Years Active: 1999-2016

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10 patents (USPTO):Explore Patents
1. 9459570 - Fixing device, heating device, image forming apparatus, and method of manufacturing heating device (2016-10-04),
2. 9235171 - Fixing device having heating portion with rigidity adjusting portions and image forming apparatus (2016-01-12),
3. 9122214 - Fixing device and image forming apparatus (2015-09-01),
4. 8843041 - Fixing device and image forming apparatus (2014-09-23),
5. 8023878 - Cleaning device and image forming apparatus using the same (2011-09-20),
6. 6436179 - Ink-jet recording ink, ink color set, and ink-jet recording method (2002-08-20),
7. 6342105 - Washing solution for ink jet head, method for producing the same, and method for washing ink jet head using the same (2002-01-29),
8. 6048390 - Ink jet recording ink and ink jet recording method (2000-04-11),
9. 6015455 - Ink jet recording ink and ink jet recording method (2000-01-18),
10. 5980623 - Ink set for ink jet recording and ink jet recording method (1999-11-09),

Title: Hiromi Nagai: Innovator in Heating and Fixing Devices

Introduction

Hiromi Nagai is a prominent inventor based in Kanagawa, Japan. She has made significant contributions to the field of imaging technology, particularly in the development of heating and fixing devices. With a total of 10 patents to her name, Nagai's work has had a substantial impact on the industry.

Latest Patents

Nagai's latest patents include innovative technologies such as a fixing device, a heating device, an image forming apparatus, and a method of manufacturing a heating device. The fixing device is designed to fix a toner image to a recording medium using a unique configuration of a fixing member and a pressure member. This device allows the recording medium carrying the toner image to pass through a pressure portion, ensuring effective fixation. Additionally, her heating member generates heat when energized and is designed to maintain contact with the inner peripheral surface of the fixing member. Another notable invention is a fixing device that incorporates a circularly moving heating belt and a pressurizing roller, which work together to fix a toner image onto a sheet by applying heat and pressure.

Career Highlights

Nagai has built a successful career at Fuji Xerox Co., Ltd., where she has been instrumental in advancing imaging technologies. Her innovative designs and patents have contributed to the company's reputation as a leader in the field.

Collaborations

Throughout her career, Nagai has collaborated with talented individuals such as Ken Hashimoto and Eisuke Hiraoka. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hiromi Nagai's contributions to the field of imaging technology through her patents and innovations have established her as a key figure in the industry. Her work continues to influence the development of advanced heating and fixing devices, showcasing her dedication to innovation.

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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