Webster, NY, United States of America

Zhigang Fan

This inventor holds 211 USPTO granted patents and 12 published patent applications and 9 EPO patents, primarily in Image Processing (CPC class G06K9-00). Top assignees: Xerox Corporation, Conduent Business Services, LLC, The Penn State Research Foundation. Active years: 1991-2022.

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

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

USPTO Granted Patents = 211 

% Patents Active = 50.7

 

Average Co-Inventor Count = 2.3

ph-index = 27

Forward Citations = 2,414(Granted Patents)

Forward Citations (Not Self Cited) = 2,279(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • New York, NY (US) (2012)
  • Webster, OH (US) (2014)
  • Webster, NY (US) (1991 - 2022)

Company Filing History:


Years Active: 1991-2022

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Areas of Expertise:
Anomaly Detection
Vehicle Identification
Image Denoising
License Plate Recognition
Document Embedding
Image Segmentation
Video Processing
Curb Detection
Traffic Counting
Smartphone Systems
Personalized Labels
211 patents (USPTO):Explore Patents

Title: Zhigang Fan: Innovator Extraordinaire Excels in Automation and Image Processing

Introduction:

In the exciting world of innovation and patents, Zhigang Fan stands out as a remarkable inventor and expert in automation and image processing. Based in Webster, NY (USA), Fan has been granted a staggering 211 patents. His expertise lies in developing cutting-edge solutions that enhance automation systems and address challenges in color image processing. Let's explore some of his latest patents, notable career highlights, and collaborations.

Latest Patents:

One of Zhigang Fan's recent patents is a "Video-based system for automated detection of double parking violations." This groundbreaking invention utilizes video data obtained from an image capture device to identify parking regions. The system defines an enforcement region, which surrounds the parking area and detects stationary vehicles within this space. By determining the occurrence of an event related to the stationary vehicle, the system can classify it as double-parked or not double-parked. This patent offers a practical solution for mitigating parking violations efficiently.

Another remarkable patent by Fan is the "Reducing smear and slow response artifacts in vector error diffusion." This patent focuses on color image processing, specifically quantizing output. By generating a modified input for an object pixel based on errors from neighboring pixels, the patent ensures optimal color component determination. The method maps transformed modified input and perceptual color space to determine the closest color, generating an output consistent with the determinations made. This inventive solution improves image processing quality and eliminates unwanted artifacts.

Career Highlights:

During his illustrious career, Zhigang Fan has made significant contributions to prominent companies in the industry. He has worked at Xerox Corporation, a global leader in document technology and services, where he has proven instrumental in driving innovation and creating patented technologies. His creativity and expertise have also been utilized at Conduent Business Services, LLC, a company specializing in business process outsourcing and digital solutions. Fan's impressive patent portfolio is a testament to his dedication and expertise in the field.

Collaborations:

Innovation often thrives through collaboration, and Zhigang Fan has successfully partnered with top-notch professionals in his field. Notably, he has worked alongside Shen-Ge Wang and Reiner Eschbach, eminent experts, and inventors in their own right. These collaborations have likely led to the exchange of ideas and the development of groundbreaking technologies in automation and image processing.

Conclusion:

Zhigang Fan emerges as an outstanding innovator in the realms of automation and image processing. With 211 patents to his name, his expertise and creativity have significantly contributed to the industry's progress. Fan's latest patents, including the video-based system for detecting double parking violations and the reduction of smear and slow response artifacts in color image processing, highlight his ability to solve real-world problems through cutting-edge technologies. His career highlights and collaborations further demonstrate the impact and influence he has had on the field. Zhigang Fan's innovative spirit remains an inspiration to fellow inventors and technology enthusiasts alike.

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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