This inventor holds 21 USPTO granted patents and 5 published patent applications, plus 1 CIPO patent and 9 EPO patents, primarily in Nonwoven Fabric Technology. Top assignees: E.i. Dupont De Nemours and Company, Invista North America S.a.r.l.. Active years: 1996-2015.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Hermitage, TN (US) (1996 - 1999)
- Nashville, TN (US) (2003 - 2012)
- Midlothian, VA (US) (2010 - 2015)
Company Filing History:
20 out of 16,339 
1 out of 395 
Years Active: 1996-2015
Areas of Expertise:
Title: Edgar N Rudisill: Innovator in Polymer Fiber Technology
Introduction
Edgar N Rudisill is a prolific inventor based in Nashville, TN, holding an impressive portfolio of 21 patents. His innovative contributions primarily revolve around advancements in polymer fiber technology, demonstrating a significant impact in the textile industry.
Latest Patents
One of his latest patents is for a "Low Shrinkage, Dyeable MPD-I Yarn." This invention involves a heat-treated poly(metaphenylene isophthalamide) polymer fiber characterized by a crystalline structure that showcases a carbonyl stretch peak at a wavelength of 1,650 cm−1 in Raman spectra. Notably, before the dyeing process, the fiber exhibits a linear shrinkage of 0.4 percent or less when exposed to 285 degrees Celsius for 30 minutes. After dyeing with an aqueous red dye solution at 120 degrees Celsius for one hour, the 'L' value coloration of the fiber is at least 40 units lower than its original value.
Another significant patent addresses the "Method and Apparatus for Heating Nonwoven Webs." This innovative process enables the drying and heat treatment of nonwoven webs, allowing them to be partially dried under tension in one zone, followed by further heat treatment in a second zone under low or no tension. Such a method significantly reduces stretch-type defects in the nonwoven materials.
Career Highlights
Rudisill has contributed his expertise to renowned companies, including E.I. DuPont de Nemours and Company, and Invista North America S.à r.l. His work in these organizations has played a crucial role in elevating the standards of polymer fibers and nonwoven textiles.
Collaborations
Throughout his career, Edgar N Rudisill has collaborated with notable individuals such as Michael C Davis and Vishal Bansal. These partnerships have fostered innovation and enhanced the development of new technologies in the textile sector.
Conclusion
Edgar N Rudisill exemplifies the spirit of innovation in the field of polymer fibers, contributing valuable patents that push the boundaries of technology. His work is a testament to the transformative power of creativity and collaboration in the pursuit of advancements within the textile industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile