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For the Inventor, By the Inventor

Nagoya, Japan

Fan Xu

This inventor holds 23 USPTO granted patents and 2 EPO patents, primarily in Image Processing Technology. Top assignee: Brother Kogyo Kabushiki-Kaisha. Active years: 2009-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fan Xu. Retrieved from https://idiyas.com/inventor/fan-xu-ocdhc5xu

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

Calculating rank
USPTO Granted Patents = 23

% Patents Active = 82.6


Average Co-Inventor Count = 2.6

ph-index = 4

Forward Citations = 44(Granted Patents)


Location History:

  • Aichi, JP (2012 - 2013)
  • Nagoya, JP (2009 - 2016)

Company Filing History:

goldMedal23 out of 17,897 
 
Brother Kogyo Kabushiki-Kaisha
 patents

Years Active: 2009-2025

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Areas of Expertise:
Image Forming Apparatus
Developing Device
Drum Cartridge
Toner Cartridge
Cleaning Operation
Developer Carrier
Agitation Member
Seal Member
Thickness Regulating Member
Casing Projections
23 patents (USPTO):Explore Patents
1. 12449762 - Image forming apparatus having drum cartridge, toner cartridge and memory with stored information to determine drum rotation continuation operation (2025-10-21),
2. 12271126 - Image forming apparatus configured to perform cleaning operation for cleaning drum cleaning roller configured to collect toner on photosensitive drum (2025-04-08),
3. 9477180 - Developing device including housing having first frame that supports agitation member and second frame jointed to first frame and configured to accommodate developer (2016-10-25),
4. 9471010 - Developing device having regulating portions that regulate movement of a seal member (2016-10-18),
5. 9372442 - Developing cartridge (2016-06-21),
6. 9348258 - Developing unit (2016-05-24),
7. 9298129 - Developing apparatus having thickness regulating member, sealing member, and restricting member (2016-03-29),
8. 9164429 - Developing device capable of restraining leakage of developing agent (2015-10-20),
9. 8744323 - Developing cartridge including doctor blade regulating developer on developer carrying member (2014-06-03),
10. 8620176 - Casing projections of an image forming apparatus configured to support a seal of a developing device (2013-12-31),
11. 8606139 - Development device having a seal member and an elastic member and image forming device having the same (2013-12-10),
12. 8521057 - Developing device having seal member including base member and surface member having side surface disposed inward from side surface of base material (2013-08-27),
13. 8478158 - Developing device (2013-07-02),
14. 8320793 - Development device and printer having the same (2012-11-27),
15. 8301056 - Developing device (2012-10-30),

Title: The Innovative Journey of Fan Xu

Introduction: Fan Xu is a pioneering inventor based in Nagoya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Fan Xu holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Fan Xu has worked with leading research institutions and tech companies, playing a key role in developing cutting-edge solutions that have revolutionized industries.

Collaborations: Throughout his career, Fan Xu has collaborated with top engineers, scientists, and researchers from around the world, fostering a culture of innovation and knowledge sharing that has led to significant advancements in various fields.

Conclusion: Fan Xu's relentless pursuit of innovation and his passion for creating solutions to complex challenges have solidified his reputation as a visionary inventor in the global tech community.

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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