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For the Inventor, By the Inventor

Hilton Head Island, SC, United States of America

William Albert Matthews

USPTO Granted Patents = 13

Average Co-Inventor Count = 3.7

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • South San Francisco, CA (US) (1999)
  • Victoria, TX (US) (1998 - 2013)
  • Alsea, OR (US) (2013)
  • Hilton Head Island, SC (US) (2019 - 2023)

Company Filing History:

goldMedal10 out of 518 
 
Univation Technologies, LLC
 patents
silverMedal3 out of 832,680 
Other
 patents

Years Active: 1998-2023

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13 patents (USPTO):
1. 11655316 - Polymer flow index modifier (2023-05-23),
2. 11421054 - Producing a polyethylene polymer (2022-08-23),
3. 11267918 - Methods for controlling polymer properties (2022-03-08),
4. 11014998 - Producing a polyethylene polymer (2021-05-25),
5. 10870719 - Polymer flow index modifier (2020-12-22),
6. 10227428 - Methods for controlling polymer properties (2019-03-12),
7. 10221254 - Closed reactor transitions between metallocene catalysts (2019-03-05),
8. 8496882 - Catalyst feed systems and methods for using the same (2013-07-30),
9. 8480058 - Sheet material lifts (2013-07-09),
10. 8206654 - Catalyst feed systems and methods for using the same (2012-06-26),
11. 7714082 - Gas-phase polymerization process to achieve a high particle density (2010-05-11),
12. 5997865 - Agonist antibodies against the flk2/flt3 receptor and uses thereof (1999-12-07),
13. 5844054 - Process control in the presence of chromium based catalysts (1998-12-01),

Title: William Albert Matthews: Innovator in Polymer Technology

Introduction

William Albert Matthews is a prominent inventor based in Hilton Head Island, SC (US). He has made significant contributions to the field of polymer technology, holding a total of 13 patents. His innovative work focuses on methods for modifying polymer flow indices and producing polyethylene polymers.

Latest Patents

Among his latest patents, Matthews has developed a method for modifying a polymer flow index. This method involves providing monomers and a chromium catalyst to a polymerization reactor, along with an active amount of a flow index modifier selected from carbon dioxide, carbon monoxide, 2,4-hexadiene, and combinations thereof. Additionally, he has created a system and method for producing polyethylene polymers. This process includes measuring the melt flow index (MFI) of the polyethylene, comparing it to a predetermined desired range, and adjusting the catalyst feed rate and oxygen flow rate to maintain the MFI within the desired range.

Career Highlights

Throughout his career, Matthews has worked with various companies, including Univation Technologies, LLC. His expertise in polymer technology has allowed him to develop innovative solutions that enhance the production and quality of polyethylene.

Collaborations

Matthews has collaborated with notable professionals in the field, including Mark Gregory Goode and Francois Alexandre. These partnerships have contributed to the advancement of his research and the successful implementation of his patented technologies.

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