Company Filing History:

18 out of 582

The Firestone Tire & Rubber Company

Years Active: 1978-1985

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19 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4551807 - Cure-control method for thermosetting polymeric material (1985-11-05),

2. 4508874 - Impact resistant polymeric compositions containing polyamides, maleic (1985-04-02),

3. 4427828 - Impact resistant polymeric compositions containing polyamides, maleic (1984-01-24),

4. 4316967 - Amine terminated polymers and the formation of block copolymers (1982-02-23),

5. 4299932 - Amine terminated polymers and the formation of block copolymers (1981-11-10),

6. 4298707 - Amine terminated polymers and the formation of block copolymers (1981-11-03),

7. 4239860 - Amine terminated polymers and the formation of block copolymers (1980-12-16),

8. 4235979 - Amine terminated polymers and the formation of block copolymers (1980-11-25),

9. 4157430 - Amine terminated polymers and the formation of block copolymers (1979-06-05),

10. 4157429 - Amine terminated polymers and the formation of block copolymers (1979-06-05),

11. 4155948 - Amine terminated polymers and the formation of blocked copolymers (1979-05-22),

12. 4155947 - Amine terminated polymers and the formation of blocked copolymers (1979-05-22),

13. 4154913 - Amine terminated polymers and the formation of blocked copolymers (1979-05-15),

14. 4154773 - Amine terminated polymers and the formation of blocked copolymers (1979-05-15),

15. 4154772 - Amine terminated polymers and the formation of blocked copolymers (1979-05-15),

Title: **Richard J Ambrose: Innovator in Polymer Curing Technologies**

Introduction

Richard J Ambrose, based in Akron, OH, is a renowned inventor with a notable portfolio of 19 patents. His contributions to the field of polymer science, particularly in thermosetting materials, have paved the way for advancements in manufacturing processes and material specifications.

Latest Patents

One of Ambrose's latest patents discusses a cure-control method for thermosetting polymeric materials. This innovative method addresses the curing of rubber in a mold, achieving a desired modulus or viscosity through an equation derived from a relaxation phenomenon. The process can be isothermal or non-isothermal, and it effectively compensates for variations in curing reactions influenced by carbon black filler loading, which impacts the relaxation spectrum.

Additionally, he developed impact-resistant polymeric compositions containing polyamides and maleic anhydride adducts. These compositions demonstrate high impact strength, making them suitable for various applications such as molded bushings, gears, cams, and valves.

Career Highlights

Throughout his career, Richard J Ambrose has worked with prominent companies, including the Firestone Tire & Rubber Company and Lord Corporation. His work consistently emphasizes the development of advanced materials that enhance product performance and durability.

Collaborations

Ambrose has collaborated with esteemed professionals in the field, such as William L Hergenrother and Robert A Hayes. These partnerships have contributed to a rich exchange of ideas and innovations, further strengthening advancements in polymer technology.

Conclusion

In conclusion, Richard J Ambrose has made significant strides in the realm of polymer science through his inventive methodologies and collaborations. His patented technologies not only reflect his innovative spirit but also contribute greatly to the industry, setting new standards for material performance and processing techniques.

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