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For the Inventor, By the Inventor

Kanagawa, Japan

Joji Nagahira

This inventor holds 10 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1987-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joji Nagahira. Retrieved from https://idiyas.com/inventor/joji-nagahira

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 = 60.0

Average Co-Inventor Count = 1.6

ph-index = 4

Forward Citations = 65(Granted Patents)


Location History:

  • Kanagawa, JP (2002 - 2006)
  • Yokohama, JP (1987 - 2008)

Company Filing History:

goldMedal10 out of 92,994 
 
Canon Kabushiki Kaisha
 patents

Years Active: 1987-2008

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10 patents (USPTO):Explore Patents
1. 7326890 - Image heating apparatus with movable electroconductive member (2008-02-05),
2. 7208708 - Image heating apparatus having first and second electroconductive layers having different resistance characteristics (2007-04-24),
3. 7036899 - Printing apparatus and printhead control method (2006-05-02),
4. 6713736 - Method and apparatus for manufacturing cylindrical member (2004-03-30),
5. 6605802 - Image heating apparatus and heat generating rotary member for use in the same (2003-08-12),
6. 6492630 - Induction heating apparatus for heating image formed on recording material (2002-12-10),
7. 5978234 - Power supply device using a resonance between a leakage component and a (1999-11-02),
8. 5414862 - Apparatus for controlling a power source (1995-05-09),
9. 4980811 - Power source apparatus (1990-12-25),
10. 4709319 - Power supply device (1987-11-24),

Title: Joji Nagahira: Innovator in Image Heating Technology

Introduction

Joji Nagahira is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of image heating technology, holding a total of 10 patents. His work focuses on developing advanced image heating apparatuses that enhance the efficiency and effectiveness of printing technologies.

Latest Patents

Nagahira's latest patents include innovative designs for image heating apparatuses. One notable invention is an image heating apparatus with a movable electroconductive member. This device features a magnetic flux generator that produces a magnetic flux, which is utilized by a heat generation member to heat images on recording materials. The design incorporates a magnetic flux adjusting member that optimizes the magnetic flux acting on the heat generation member, ensuring efficient operation.

Another significant patent is for an image heating apparatus that includes first and second electroconductive layers with different resistance characteristics. This apparatus is designed to heat images on recording materials through the heat generated by a heating member. It utilizes a coil to generate magnetic flux and includes a frequency switching device that adjusts the current supplied to the coil. The unique configuration of the electroconductive layers allows for improved heating performance.

Career Highlights

Joji Nagahira is currently employed at Canon Kabushiki Kaisha, a leading company in imaging and printing technology. His work at Canon has allowed him to push the boundaries of image heating technology, contributing to the development of more efficient and effective printing solutions.

Collaborations

Throughout his career, Nagahira has collaborated with notable colleagues, including Hajime Motoyama and Koji Suzuki. These collaborations have fostered innovation and have been instrumental in the advancement of their shared projects.

Conclusion

Joji Nagahira's contributions to image heating technology have established him as a key figure in the field. His innovative patents and work at Canon continue to influence the future of printing 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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