Jing Chung Chang

This inventor holds 16 USPTO granted patents, plus 5 CIPO patents and 7 EPO patents, primarily in Fiber Manufacturing. Top assignees: E.i. Dupont De Nemours and Company, Invista North America S.a.r.l.. Active years: 2001-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jing Chung Chang. Retrieved from https://idiyas.com/inventor/jing-chung-chang

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

Calculating rank

USPTO Granted Patents = 16

% Patents Active = 93.8

CIPO Patents = 5 (Patent Applications = 5)

EPO Patents = 7 (Patent Applications = 7)

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 130(Granted Patents)

Location History:

Columbia, SC (US) (2001 - 2006)
Boothwyn, PA (US) (2003 - 2011)

Company Filing History:

14 out of 16,339

E.i. Dupont De Nemours and Company

patents

2 out of 395

Invista North America S.a.r.l.

patents

Years Active: 2001-2011

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Areas of Expertise:

Flame Retardant-Free

Biocomponent Fibers

Poly(trimethylene Terephthalate)

High-Speed Spinning

Staple Fibers

Poly(trimethylene Dicarboxylate)

UV Exposure

Pigmented Articles

16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8021736 - Substantially flame retardant-free 3GT carpet (2011-09-20),

2. 7666501 - Poly(trimethylene terephthalate)/poly(alpha-hydroxy acid) bi-constituent filaments (2010-02-23),

3. 7578957 - Process of making staple fibers (2009-08-25),

4. 7196125 - Poly(trimethylene terephthalate) fibers useful in high-UV exposure end uses (2007-03-27),

5. 7147815 - Poly(trimethylene terephthalate) bicomponent fiber process (2006-12-12),

6. 7094466 - 3GT/4GT biocomponent fiber and preparation thereof (2006-08-22),

7. 7033530 - Process for preparing poly(trimethylene terephthalate) bicomponent fibers (2006-04-25),

8. 7011885 - Method for high-speed spinning of bicomponent fibers (2006-03-14),

9. 6967057 - Poly(trimethylene dicarboxylate) fibers, their manufacture and use (2005-11-22),

10. 6923925 - Process of making poly (trimethylene dicarboxylate) fibers (2005-08-02),

11. 6921803 - Poly(trimethylene terephthalate) fibers, their manufacture and use (2005-07-26),

12. 6841245 - Method for high-speed spinning of bicomponent fibers (2005-01-11),

13. 6740276 - Process for preparing pigmented shaped articles comprising poly (trimethylene terephthalate) (2004-05-25),

14. 6692687 - Method for high-speed spinning of bicomponent fibers (2004-02-17),

15. 6641916 - Poly(trimethylene terephthalate) bicomponent fibers (2003-11-04),

Title: Innovations of Jing Chung Chang

Introduction

Jing Chung Chang is a notable inventor based in Boothwyn, PA, with a remarkable portfolio of 16 patents. His work primarily focuses on advancements in carpet technology and bi-constituent filaments, showcasing his commitment to innovation in materials science.

Latest Patents

Among his latest patents is the invention of substantially flame retardant-free 3GT carpet. This innovation comprises poly(trimethylene terephthalate) yarn that has minimal carrier and, optionally, minimal antistatic agent. The methods for making such carpets are also disclosed in this patent. Another significant patent involves poly(trimethylene terephthalate)/poly(alpha-hydroxy acid) bi-constituent filaments. This invention relates to the development of these filaments, methods for their production, and their various end uses.

Career Highlights

Jing Chung Chang has had a distinguished career, working with prominent companies such as E.I. DuPont De Nemours and Company and Invista North America S.à r.l. His contributions to these organizations have significantly advanced the field of materials science.

Collaborations

Throughout his career, Chang has collaborated with talented individuals, including Joseph V. Kurian and Young D. Nguyen. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Jing Chung Chang's contributions to the field of materials science through his patents and collaborations highlight his role as a leading inventor. His work continues to influence the industry and inspire future innovations.

Profile summary based on public USPTO records.