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For the Inventor, By the Inventor

Akron, OH, United States of America

Roger J Hopper

USPTO Granted Patents = 20

Average Co-Inventor Count = 1.5

ph-index = 5

Forward Citations = 101(Granted Patents)


Company Filing History:

goldMedal20 out of 7,034 
 
The Goodyear & Tire Rubber Company
 patents

Years Active: 1976-2002

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20 patents (USPTO):Explore Patents
1. 6397910 - Retreaded tire having tread with oil rich rubber-based adhesive (2002-06-04),
2. 5981633 - Silica reinforced rubber composition and use in tires (1999-11-09),
3. 5756590 - Process for preparation of N-halothiosulfonamide modified terpolymers (1998-05-26),
4. 5405985 - Preparation of sulfur-containing organosilicon compounds (1995-04-11),
5. 5216066 - Tread compounds containing modified EPDM which exhibit good abrasion (1993-06-01),
6. 5070150 - Process for the solid state (solventless) hydroxylation of (1991-12-03),
7. 4910266 - Modification process using N-chloro-thiosulfonamide and rubber (1990-03-20),
8. 4877901 - Process for synthesizing N,N'-dithiobis(sulfonamides) (1989-10-31),
9. 4820780 - Modification of rubber with N-chlorothio-sulfonamide (1989-04-11),
10. 4755608 - Preparation of 2,2'-dithiobis(benzothiazole) in an acidic aqueous (1988-07-05),
11. 4755607 - Preparation of 2.2'-dithiobis(benzothiazole) in an aqueous/alcohol (1988-07-05),
12. 4727105 - Oligomeric amine and phenolic antidegradants (1988-02-23),
13. 4714742 - Cyanamide derivatives as vulcanization rate modifiers (1987-12-22),
14. 4374732 - Resins for removal of organo-sulfur compounds from organic or aqueous (1983-02-22),
15. 4350818 - Preparation of 2-(isopropylsulfinyl)benzothiazole (1982-09-21),

Title: Roger J. Hopper: Innovator in Tire Technology

Introduction

Roger J. Hopper, based in Akron, OH, is a prominent inventor known for his significant contributions to tire technology. With a remarkable portfolio of 20 patents, Hopper has focused on enhancing tire performance and sustainability through innovative materials and designs.

Latest Patents

Among his most notable inventions is the patent for a retreaded tire featuring a tread with an oil-rich rubber-based adhesive. This design incorporates a rubber layer, referred to as the cushion, where the tread's inner surface seamlessly bonds to the cushion. Notably, this adhesive is designed to be free, or substantially free, of volatile organic compounds, prioritizing environmental safety. Another significant patent involves a silica-reinforced rubber composition, which is essential in the development of pneumatic tires with enhanced durability and performance. This composition includes an elastomer, silica, and an optional carbon black, combined with a silica coupler to optimize tire functionality.

Career Highlights

Roger J. Hopper has dedicated his career to advancing the tire industry, particularly through his role at The Goodyear Tire & Rubber Company. His innovative work not only showcases his expertise in rubber technology but also reflects a commitment to sustainable practices within the manufacturing process.

Collaborations

Throughout his career, Hopper has collaborated with notable colleagues, including Joseph Frank Geiser and Paul Harry Sandstrom. Their joint efforts have propelled advancements in tire design and manufacturing, further contributing to the industry's evolution.

Conclusion

Roger J. Hopper exemplifies the spirit of innovation within the tire industry. His extensive patent portfolio and collaborative efforts have advanced tire technology, making significant strides in performance and environmental sustainability. As he continues to develop groundbreaking solutions, Hopper remains a key figure in the ongoing evolution of tire engineering.

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