Company Filing History:

15 out of 7,038

The Goodyear & Tire Rubber Company

Years Active: 1979-2000

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20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6124423 - Process for crystallizing polyethylene naphthalate copolymers in the (2000-09-26),

2. 6017979 - Cure orientation by depositing cure accelerators on the surface of a (2000-01-25),

3. 5895807 - Process for manufacturing polyester copolymers (1999-04-20),

4. 5612423 - Process for manufacturing polyester copolymers containing terephthalate (1997-03-18),

5. 5594092 - Process for manufacturing polyester copolymers (1997-01-14),

6. 5539078 - Process for manufacturing polyester copolymers (1996-07-23),

7. 5321085 - High modulus rubber composition (1994-06-14),

8. 5290830 - Reticulated bacterial cellulose reinforcement for elastomers (1994-03-01),

9. 5283291 - High modulus rubber composition (1994-02-01),

10. 5166267 - Rubber composition having high tenacity, high modulus and good cut (1992-11-24),

11. 5049620 - High modulus rubber composition (1991-09-17),

12. 4895200 - Copolyester which is particularly suitable for use in making tire cord (1990-01-23),

13. 4824928 - Copolyester which is particularly suitable for use in making tire cord (1989-04-25),

14. 4654399 - Composition and process for making an amber colored polyester (1987-03-31),

15. 4499226 - High clarity colorless polyesters (1985-02-12),

Title: Innovations and Contributions of Douglas D Callander

Introduction: Douglas D Callander, an esteemed inventor based in Akron, OH, has made significant contributions to the fields of polymer science and elastomer formulation. With a remarkable portfolio of 20 patents, Callander's work has advanced the understanding and application of various materials in industrial contexts.

Latest Patents: Among his latest innovative patents, Callander has developed a method for crystallizing polyethylene naphthalate copolymers. This process involves curing orientation by depositing cure accelerators on the surface of fibers. The method focuses on aligning curative groups within elastomer formulations to enhance the properties of the vulcanized elastomer. By achieving a fiber-type orientation of crosslink sites within the elastomer matrix, Callander's technique not only improves modulus properties but also chemically bonds fibers to the elastomer formulation, further enhancing performance.

Career Highlights: Throughout his career, Douglas D Callander has worked with renowned companies such as The Goodyear Tire & Rubber Company and Shell Oil Company. His experience in these organizations has allowed him to hone his skills and focus on developing innovative solutions for material challenges.

Collaborations: Collaborating with notable coworkers such as Edwin Andrew Sisson and Eugene J Burkett, Callander has been a part of influential teams that contributed significantly to the advancement of material sciences and elastomer technologies. These collaborations have facilitated a dynamic exchange of ideas and have greatly impacted his research outcomes.

Conclusion: Douglas D Callander's expertise and innovative spirit in the field of polymer science have led to numerous patents that enhance industrial applications. His career, marked by collaboration and groundbreaking discoveries, continues to inspire future innovations in the industry. As he builds upon his existing work, Callander’s contributions are sure to pave the way for further advancements in materials technology.

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