Portland, OR, United States of America

Charles S Han

This inventor holds 74 USPTO granted patents and 2 published patent applications, primarily in Footwear Innovation. Top assignee: Nike, Inc.. Active years: 2019-2026.

USPTO Granted Patents = 74 

% Patents Active = 91.9

Average Co-Inventor Count = 1.2

ph-index = 25

Forward Citations = 1,603(Granted Patents)

Forward Citations (Not Self Cited) = 1,433(Dec 10, 2025)


Location History:

  • Oklahoma, OR (US) (2019)
  • Portland, OR (US) (2020 - 2024)

Company Filing History:


Years Active: 2019-2026

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Areas of Expertise:
Footwear Design
Shoe Materials
Manufacturing Processes
Comfort Technology
Sustainability
Performance Enhancements
Customization
Durability
Traction
Aesthetics
Fit Optimization
Production Techniques
74 patents (USPTO):Explore Patents

Title: The Innovative Legacy of Charles S. Han in Footwear Design

Introduction

Charles S. Han, a prominent inventor based in Portland, Oregon, has made significant contributions to the field of footwear design, as evidenced by his impressive portfolio of 67 patents. His work, primarily with Nike, Inc., showcases his dedication to innovation and excellence in the industry.

Latest Patents

Among Charles's latest patents is a groundbreaking shoe design, which exemplifies his commitment to enhancing athletic performance and comfort. His keen insights into footwear technology continue to influence both Nike's product line and the industry as a whole.

Career Highlights

Throughout his career at Nike, Inc., Charles has garnered a reputation as a thought leader in footwear innovations. His extensive patent portfolio underscores his ability to develop novel solutions that cater to athletes' needs, demonstrating his expertise and forward-thinking approach.

Collaborations

In his quest for innovation, Charles has collaborated with talented colleagues, including Dov Michael Lashmore and Emily Harrington. These partnerships have fostered a creative environment that has led to the development of cutting-edge products that push the boundaries of conventional footwear design.

Conclusion

Charles S. Han's remarkable track record of patents and his collaborations at Nike, Inc. position him as a key figure in footwear innovation. His contributions continue to shape the industry, inspiring future generations of inventors and designers.

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