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For the Inventor, By the Inventor

Akron, OH, United States of America

Avraam I Isayev

This inventor holds 22 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Polymer Processing. Top assignees: The University of Akron, Edison Polymer Innovation Corporation, Houston Methodist Hospital. Active years: 1988-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Avraam I Isayev. Retrieved from https://idiyas.com/inventor/avraam-i-isayev

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

USPTO Granted Patents = 22 

% Patents Active = 90.9

 

Average Co-Inventor Count = 1.4

ph-index = 13

Forward Citations = 523(Granted Patents)


Location History:

  • Akron, OH (US) (1988 - 2006)
  • Sunny Isles Beach, FL (US) (2017 - 2019)
  • Fairlawn, OH (US) (2018 - 2019)

Company Filing History:

goldMedal19 out of 666 
 
The University of Akron
 patents
silverMedal2 out of 33 
 
Edison Polymer Innovation Corporation
 patents
bronzeMedal1 out of 3 
 
Houston Methodist Hospital
 patents
4. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1988-2019

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Areas of Expertise:
Ultrasound
Devulcanization
Thermoplastic
Composite
Elastomer
Polymer Blends
Fiber-Reinforced
Screw Extruders
Self-Reinforced
Crystallinity
Carbon Black
Segmental Defect Repair
22 patents (USPTO):Explore Patents
1. 10465059 - Single and twin screw extruders with ultrasound horns for decrosslinking and devulcanization (2019-11-05),
2. 10206781 - Modular device for preventing compression and instability in a segmental defect repair scaffold (2019-02-19),
3. 10035903 - Modified soybean oil-extended SBR compounds and vulcanizates filled with carbon black (2018-07-31),
4. 9714333 - Single and twin screw extruders with ultrasound horns for decrosslinking and devulcanization (2017-07-25),
5. 7018526 - Carbonized pitch moldings prepared from synthetic mesophase pitch and heat-soaked isotropic pitch (2006-03-28),
6. 6713600 - Ultrasound assisted process for increasing the crystallinity of slow crystallizable polymers (2004-03-30),
7. 6528554 - Ultrasound assisted continuous process for making polymer blends and copolymers (2003-03-04),
8. 6172155 - Multi-layered article having a conductive surface and a non-conductive core and process for making the same (2001-01-09),
9. 5284625 - Continuous ultrasonic devulcanization of vulcanized elastomers (1994-02-08),
10. 5283114 - Wholly aromatic polyester fiber-reinforced polystyrene-poly(phenylene (1994-02-01),
11. 5275877 - Self reinforced thermoplastic composite laminate (1994-01-04),
12. 5268225 - Self reinforced thermoplastic composite laminate (1993-12-07),
13. 5260380 - Self-reinforced composite and process for preparing same (1993-11-09),
14. 5258413 - Continuous ultrasonic devulcanization of valcanized elastomers (1993-11-02),
15. 5238638 - Process for preparing a self-reinforced thermoplastic composite laminate (1993-08-24),

Title: Avraam I Isayev: Innovator in Polymer Science and Extrusion Technology

Introduction

Avraam I Isayev is a distinguished inventor and researcher based in Akron, Ohio, well-known for his significant contributions to the field of polymer science and extrusion technology. With a remarkable portfolio of 22 patents, Isayev has proven to be an influential figure in the development of innovative processes for material engineering.

Latest Patents

Among his latest inventions are two noteworthy patents. The first is a system utilizing single and twin screw extruders equipped with ultrasound horns aimed at decrosslinking crosslinked plastic and devulcanizing vulcanized rubber. This advanced process channels materials through specialized ultrasonic treatment zones to enhance efficiency in the manufacturing of virgin-like plastic and rubber.

The second patent focuses on a modular device designed for preventing compression and instability in segmental defect repair scaffolds. This invention presents a polymer scaffold suitable for treating long bone defects, enabling the potential for permanent bone regrowth without the need for amputation or external fixation. The scaffold comprises a poly(ester urea) polymer and includes innovative design elements such as an outer shell and a collagen-containing insert.

Career Highlights

Isayev's career has been marked by his affiliation with prominent institutions, including the University of Akron and Edison Polymer Innovation Corporation. His work within these organizations has allowed him to push the boundaries of polymer research and application, demonstrating an exceptional blend of academic prowess and practical innovation.

Collaborations

Throughout his career, Isayev has collaborated with notable colleagues such as Pazampalaco R Subramanian and Michael John Modic. These partnerships have facilitated an environment of shared knowledge and innovation, contributing to advancements in the field of polymer science.

Conclusion

Avraam I Isayev stands out as a pivotal figure in the realm of innovations within polymer technology and extrusion methods. His extensive patent portfolio and collaborative efforts denote a career dedicated to advancing material engineering and improving solutions for complex engineering challenges. With ongoing contributions, Isayev continues to inspire future innovations in the field.

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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