This inventor holds 8 USPTO granted patents. Top assignees: E.i. Dupont De Nemours and Company, Invista North America S.a.r.l.. Active years: 1992-2011.
Company Filing History:
5 out of 16,339 
3 out of 395 
Years Active: 1992-2011
Title: The Innovations of Ronald E Steele
Introduction
Ronald E Steele is a notable inventor based in Hixson, TN (US), recognized for his contributions to the field of synthetic materials. With a total of 8 patents to his name, Steele has made significant advancements in the production of polyamide yarns and spinnerets.
Latest Patents
One of Steele's latest patents is the "Polyamide yarn process," which discloses a method for creating synthetic melt-spun polyamide filaments using a solid phase polycondensation apparatus. This innovative process involves increasing the flow rate of the purge gas and decreasing the overall pressure within the apparatus. These adjustments lead to improved yarn quality by effectively removing thermal degradation impurities from the polymer flake, while also extending the spinneret wipe life. Another significant patent is the "Spinneret for producing circular cross-section yarn and process for making the same." This invention features a melt extrusion spinneret plate with at least one non-circular capillary orifice designed to produce filaments of circular cross-sectional shape. The unique design of the extrusion capillary reduces thermal deposits, thereby extending the spinneret wipe life and increasing overall productivity.
Career Highlights
Throughout his career, Ronald E Steele has worked with prominent companies such as E.I. DuPont de Nemours and Company and Invista North America S.a.r.l. His experience in these organizations has allowed him to refine his expertise in synthetic materials and contribute to innovative processes in the industry.
Collaborations
Steele has collaborated with notable colleagues, including Frank H Overton and Francis J Malone, Jr. These partnerships have further enhanced his work and contributed to the development of his patented technologies.
Conclusion
Ronald E Steele's contributions to the field of synthetic materials through his innovative patents have significantly impacted the industry. His work continues to influence the production processes of polyamide yarns and spinnerets, showcasing the importance of innovation in material science.