Oxford, PA, United States of America

John P O'Brien

USPTO Granted Patents = 50 

 

Average Co-Inventor Count = 1.9

ph-index = 15

Forward Citations = 773(Granted Patents)

Forward Citations (Not Self Cited) = 751(Oct 12, 2025)


Inventors with similar research interests:


Location History:

  • Winchester, MA (US) (1977 - 1978)
  • State College, PA (US) (1979 - 1981)
  • Chicago, IL (US) (1978 - 1983)
  • Wilmington, DE (US) (1981 - 1988)
  • Bedford, TX (US) (2007)
  • Short Hills, NJ (US) (2009)
  • Oxford, PA (US) (1989 - 2017)

Company Filing History:


Years Active: 1977-2017

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50 patents (USPTO):Explore Patents

Title: Innovations in Polysaccharide Fibers: The Legacy of John P. O'Brien

Introduction

John P. O'Brien, a prominent inventor based in Oxford, PA, has made significant contributions to the field of materials science through his innovative work on polysaccharide fibers. With an impressive portfolio of 50 patents, he has garnered recognition for his groundbreaking techniques and formulations, particularly those involving the use of poly(α(1→3) glucan).

Latest Patents

Among his latest patents, O'Brien has developed compositions for preparing polysaccharide fibers. One notable invention details solutions formed by combining poly(α(1→3) glucan) with alkali metal hydroxide that produce a xanthated form of the glucan. These solutions have been proven effective for solution spinning into fibers, which, when coagulated in an acidic bath, exhibit desirable physical properties. Another patent focuses on a process for creating fibers from poly(α(1→3) glucan) using an aqueous alkali metal hydroxide solution. The resulting fibers possess 'cotton-like' attributes and are suitable for textile applications, allowing for year-round production as continuous filaments.

Career Highlights

O'Brien's career includes a significant tenure at E.I. DuPont De Nemours and Company, where he applied his innovative mindset towards advancing polymeric materials. His extensive experience in the industry has enabled him to translate research into practical applications, making a lasting impact on product development and manufacturing processes in materials science.

Collaborations

Throughout his career, O'Brien has collaborated with numerous talented individuals including Hong Peng Wang and Scott D. Cunningham. These professional partnerships have fostered an environment of shared knowledge and innovation, further enhancing his contributions to the field.

Conclusion

John P. O'Brien's work represents a pivotal advancement in the processing of polysaccharide fibers, revolutionizing their application in various industries. His innovative spirit and dedication to research have paved the way for future developments in textile manufacturing, affirming his status as a leading inventor in this domain. As he continues to push the boundaries of materials science, John P. O'Brien remains a figure of inspiration for aspiring inventors and professionals alike.

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