Wilmington, DE, United States of America

William Charles Walker

This inventor holds 15 USPTO granted patents, plus 3 CIPO patents and 1 EPO patent, primarily in Textile Technology. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1995-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William Charles Walker. Retrieved from https://idiyas.com/inventor/william-charles-walker

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

Calculating rank

USPTO Granted Patents = 15

% Patents Active = 60.0

CIPO Patents = 3 (Patent Applications = 2)

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 4.9

ph-index = 7

Forward Citations = 104(Granted Patents)

Company Filing History:

15 out of 16,339

E.i. Dupont De Nemours and Company

patents

Years Active: 1995-2015

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Areas of Expertise:

Helmet Manufacturing

Impact Resistant Composites

Stretch Break Method

Yarn Processing

Rapid Fabric Forming

Graphic Design Application

Textile Processing

Pile Article Production

Composite Articles

Penetration Resistant Fabric

15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9050756 - Method of making a helmet (2015-06-09),

2. 8895138 - Impact resistant composite article (2014-11-25),

3. 7559121 - Stretch break method and product (2009-07-14),

4. 7454816 - Stretch break method, apparatus and product (2008-11-25),

5. 7349756 - Method for control of yarn processing equipment (2008-03-25),

6. 7267871 - Stretch break method and product (2007-09-11),

7. 7100246 - Stretch break method and product (2006-09-05),

8. 6579815 - Rapid fabric forming (2003-06-17),

9. 6323145 - Rapid fabric forming for penetration resistant fabric (2001-11-27),

10. 6203636 - Method of imparting a graphic design to a substrate (2001-03-20),

11. 6107220 - Rapid fabric forming (2000-08-22),

12. 5547732 - Method and apparatus for making a pile article and the products thereof (1996-08-20),

13. 5501250 - Method for deleting and reintroducing yarns to a textile process (1996-03-26),

14. 5498459 - Method and apparatus for making a pile article and the products thereof (1996-03-12),

15. 5472762 - Method and apparatus for making a pile article and the products thereof (1995-12-05),

Title: The Innovative Contributions of William Charles Walker

Introduction

William Charles Walker is a notable inventor based in Wilmington, Delaware. He has made significant contributions to the field of helmet design and impact-resistant materials. With a total of 15 patents to his name, Walker's work reflects a commitment to enhancing safety through innovative engineering.

Latest Patents

Among his latest patents is a method of making a helmet. This invention relates to a method of making a helmet using a preform subassembly with arms that match a perimeter profile of a specified geometric shape. By utilizing this area-matching preform with arms, the thickness of the helmet becomes more uniform, seams in the preform can be minimized, and the ballistic resistance of the resulting helmet can be increased. Another significant patent is for an impact-resistant composite article. This article consists of two or more layers of ballistic fabric with ionomer layers disposed between the fabric layers. The ionomer is highly neutralized, ensuring it has essentially no melt flow. The process for making such a composite article involves the deposition of an aqueous colloid of the ionomer onto the fabric, followed by drying.

Career Highlights

William Charles Walker is currently employed at E.I. du Pont de Nemours and Company, where he continues to innovate in the field of materials science. His work has not only advanced helmet technology but has also contributed to the development of composite materials that enhance safety in various applications.

Collaborations

Walker has collaborated with notable colleagues, including Peter Popper and Albert S. Tam. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

William Charles Walker's contributions to helmet design and impact-resistant materials exemplify the spirit of innovation. His patents reflect a dedication to improving safety through advanced engineering solutions.

Profile summary based on public USPTO records.