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For the Inventor, By the Inventor

Scotch Plains, NJ, United States of America

Richard W Renfree

This inventor holds 14 USPTO granted patents, plus 2 CIPO patents. Top assignees: Rutgers, The State University of New Jersey, Poly-Wood, LLC. Active years: 1994-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Richard W Renfree. Retrieved from https://idiyas.com/inventor/richard-w-renfree

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 14

% Patents Active = 71.4


Average Co-Inventor Count = 3.6

ph-index = 7

Forward Citations = 218(Granted Patents)


Location History:

  • Westfield, NJ (US) (1994 - 1999)
  • Scotch Plains, NJ (US) (1998 - 2016)

Company Filing History:

goldMedal12 out of 1,496 
 
Rutgers, The State University of New Jersey
 patents
silverMedal2 out of 8 
 
Poly-Wood, LLC
 patents

Years Active: 1994-2016

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14 patents (USPTO):Explore Patents
1. 9340666 - Use of recycled plastics for structural building forms (2016-05-17),
2. 8629221 - Compositions and methods of making plastic articles (2014-01-14),
3. 8513360 - Use of recycled plastics for structural building forms (2013-08-20),
4. 8497324 - Methods of increasing toughness of immiscible polymer blends (2013-07-30),
5. 8455588 - Use of recycled plastics for structural building forms (2013-06-04),
6. 8008402 - Use of recycled plastics for structural building forms (2011-08-30),
7. 7996945 - Use of recycled plastics for structural building forms (2011-08-16),
8. 7795329 - Use of recycled plastics for structural building forms (2010-09-14),
9. 7011253 - Engineered railroad ties (2006-03-14),
10. 6191228 - Use of recycled plastics for preparing high performance composite railroad ties (2001-02-20),
11. 5951940 - Method of recycling post-consumer plastic waste (1999-09-14),
12. 5916932 - Composite building materials from recyclable waste (1999-06-29),
13. 5789477 - Composite building materials from recyclable waste (1998-08-04),
14. 5298214 - Method of deriving polystyrene and polyolefin plastics composite from (1994-03-29),

Title: The Innovative Contributions of Richard W Renfree

Introduction

Richard W Renfree is a notable inventor based in Scotch Plains, NJ (US), recognized for his significant contributions to the field of materials science and engineering. With a total of 14 patents to his name, Renfree has focused on developing innovative solutions that utilize recycled materials for structural applications. His work reflects a commitment to sustainability and advancing technology in construction.

Latest Patents

Renfree's latest patents include groundbreaking advancements in the use of recycled plastics for structural building forms. One of his notable inventions involves modular plastic structural composites formed from a mixture of high-density polyolefin and thermoplastic-coated fiber materials, or polystyrene and poly(methyl methacrylate). These composites can be molded into I-Beams and used to construct bridges, showcasing their potential in modern engineering. Additionally, he has developed compositions and methods for making plastic articles, including immiscible polymer blends that can be utilized to create plastic lumber, such as railroad ties and marine pilings.

Career Highlights

Throughout his career, Richard W Renfree has worked with esteemed institutions, including Rutgers, the State University of New Jersey, and Poly-wood, LLC. His experience in these organizations has allowed him to refine his expertise in materials and contribute to innovative projects that push the boundaries of traditional construction methods.

Collaborations

Renfree has collaborated with notable colleagues, including Thomas J Nosker and James Kerstein. These partnerships have fostered an environment of creativity and innovation, leading to the development of impactful technologies in the field.

Conclusion

Richard W Renfree's contributions to the field of materials science through his patents and collaborations highlight his dedication to innovation and sustainability. His work continues to influence the construction industry and inspire future advancements in the use of recycled materials.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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