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Charlotte, NC, United States of America

Sean P Duffy

USPTO Granted Patents = 12 (Patent Applications = 2)

EPO Patents = 1 (Patent Applications = 2)

Average Co-Inventor Count = 2.1

ph-index = 8

Forward Citations = 153(Granted Patents)

Location History:

Huntersville, NC (US) (2007 - 2011)
Charlotte, NC (US) (2009 - 2018)

Company Filing History:

Casella Waste Systems, Inc.

Re Community Energy, LLC

Re Community Holdings Ii, Inc.

Years Active: 2007-2018

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9908807 - System for and method of mixed-color cullet characterization and certification, and providing contaminant-free, uniformly colored mixed-color cullet (2018-03-06),

2. 8631668 - System for and method of mixed-color cullet characterization and certification, and providing contaminant-free, uniformly colored mixed-color cullet (2014-01-21),

3. 8590708 - Systems and methods for sorting recyclables at a material recovery facility (2013-11-26),

4. 8459466 - Systems and methods for optimizing a single-stream materials recovery facility (2013-06-11),

5. 8234224 - System, method and medium for providing mixed color cullet brokering services (2012-07-31),

6. 8127933 - Systems and methods for sorting recyclables at a material recovery facility (2012-03-06),

7. 7918343 - Systems and methods for glass recycling at a beneficiator (2011-04-05),

8. 7757863 - Systems and methods for glass recycling at a beneficiator and/or a material recovery facility (2010-07-20),

9. 7611018 - Systems and methods for sorting recyclables at a material recovery facility (2009-11-03),

10. 7341156 - Systems and methods for sorting, collecting data pertaining to and certifying recyclables at a material recovery facility (2008-03-11),

11. 7302407 - Method, system and computer readable medium for brokering the purchase and sale of glass cullet (2007-11-27),

12. 7264124 - Systems and methods for sorting recyclables at a material recovery facility (2007-09-04),

Title: Innovator Spotlight: Sean P. Duffy, Revolutionizing Glass Recycling in Charlotte

Introduction:

Sean P. Duffy, a prolific inventor based in Charlotte, NC, has made significant contributions to the field of glass recycling with a total of 12 patents to his name. His groundbreaking work focuses on optimizing the process of creating recycled glass from mixed color glass cullet, paving the way for more sustainable practices in the industry.

Latest Patents:

One of Duffy's latest patents includes a system and method for mixed-color cullet characterization and certification, ensuring contaminant-free and uniformly colored mixed-color cullet. This innovative approach involves combining weight and color composition percentages of different cullet batches to generate a formulation that produces glass of the desired color automatically at a glass plant.

Career Highlights:

Throughout his career, Duffy has held roles at renowned companies such as Casella Waste Systems, Inc. and Re Community Energy, LLC. His expertise in the recycling sector has been instrumental in driving advancements in sustainable glass production methods.

Collaborations:

Sean P. Duffy has collaborated with notable industry professionals, including James W. Bohlig and Warren Blasland, to bring his innovative ideas to fruition. Together, they have worked towards enhancing the efficiency and environmental impact of glass recycling processes.

Conclusion:

In conclusion, Sean P. Duffy's groundbreaking inventions in the field of glass recycling exemplify his commitment to driving innovation and sustainability. Through his patented technologies and collaborations with industry experts, Duffy continues to shape the future of recycling practices, making a profound impact on the industry and the environment as a whole.

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