This inventor holds 231 USPTO granted patents and 6 published patent applications, plus 1 CIPO patent and 24 EPO patents, primarily in Rubber Compositions (CPC class 528399). Top assignees: Bridgestone Corporation, The Firestone Tire & Rubber Company, Bridgestone/firestone, Inc.. Active years: 1976-2022.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
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Company Filing History:
144 out of 5,196 
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15 out of 342 
Years Active: 1976-2022
Areas of Expertise:
Title: William L Hergenrother: Pioneering Innovator in Rubber Additives and Nanoparticle Technology
Introduction:
William L Hergenrother, based in Akron, Ohio, is a prolific inventor known for his remarkable contributions to the field of rubber compositions and nanoparticle fillers. With an impressive portfolio of 231 patents, Hergenrother has made significant advancements in rubber additives and innovative mixing methods for elastomers.
Latest Patents:
Hergenrother's recent patents demonstrate his expertise in developing cutting-edge rubber compositions and efficient mixing techniques. One of his latest inventions is the "Azodicarboxy additives for rubber compositions." This patent highlights a polymeric composition that includes a diene elastomer, an azodicarboxy compound, and a reinforcing filler comprising silica. The unique feature of this composition is that it is not foamed. Hergenrother's methodology involves maintaining the mixing temperature below 160°C and below the decomposition temperature of the azodicarboxy compound.
Another notable recent patent by Hergenrother is the "Nanoparticle fillers and methods of mixing into elastomers." This patent introduces a nanoparticle consisting of a copolymer that combines a vinyl-aromatic monomer and a heterocyclic monomer. Hergenrother's invention also includes crosslinking the copolymer with a multifunctional crosslinking agent via an addition reaction. The patent further outlines various methods for mixing these nanoparticles into elastomers, such as utilizing a multi-elements static mixer and an intermeshing mixer with venting.
Career Highlights:
Hergenrother's extensive career has been predominantly shaped by his association with renowned companies in the rubber industry. He has worked with Bridgestone Corporation, a leading global tire manufacturer, and The Firestone Tire & Rubber Company, a prominent producer of automotive and industrial rubber products. Hergenrother's contributions have significantly enhanced the companies' product offerings and manufacturing processes, solidifying his reputation as an invaluable innovator in the industry.
Collaborations:
Throughout his career, Hergenrother has had the privilege of collaborating with accomplished professionals in his field. Notable coworkers include Terrence Eugene Hogan and Adel Farhan Halasa. These collaborations have undoubtedly enriched Hergenrother's research endeavors, pushing boundaries in rubber technology and driving notable advancements.
Conclusion:
William L Hergenrother's remarkable achievements in rubber compositions and nanoparticle technology have paved the way for significant advancements in the industry. His numerous patents exemplify his dedication to pushing boundaries in rubber additive formulations and improving mixing techniques. Collaborations with industry-leading companies and accomplished professionals serve as a testament to Hergenrother's expertise and position him as an influential figure in the field. The innovative solutions developed by Hergenrother continue to drive progress and shape the future of rubber industry applications and technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile