Greenville, DE, United States of America

Alexei Alexeyevich Gridnev

This inventor holds 47 USPTO granted patents, plus 1 CIPO patent and 7 EPO patents, primarily in Polymer Synthesis. Top assignees: E.i. Dupont De Nemours and Company, Novomer, Inc., Saudi Aramco Technologies Company. Active years: 1996-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alexei Alexeyevich Gridnev. Retrieved from https://idiyas.com/inventor/alexei-alexeyevich-gridnev

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

USPTO Granted Patents = 47

% Patents Active = 68.1

CIPO Patents = 1 (Patent Applications = 3)

EPO Patents = 7 (Patent Applications = 2)

Average Co-Inventor Count = 2.5

ph-index = 12

Forward Citations = 535(Granted Patents)

Location History:

Greenville, DE (US) (1996 - 2000)
Wilmington, DE (US) (1998 - 2017)
Ithaca, NY (US) (2012 - 2022)

Company Filing History:

25 out of 16,339

E.i. Dupont De Nemours and Company

Saudi Aramco Technologies Company

patents

4. 3 out of 1,355

Commonwealth Scientific and Industrial Research Organisation

patents

5. 1 out of 43

E. I. Du Pont Nemours and Co.

patents

6. 2 out of 834,513

Other

patents

where one patent can have more than one assignee

Years Active: 1996-2022

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Areas of Expertise:

Polycarbonate Polyols

Polymer Synthesis

Catalysts

Guanidine Compounds

Hydrazine Addition

Acrylic Macromonomers

Oligomers

Polymerization

Branched Polymers

Molecular Weight Control

Dimer Derivatives

Catalytic Processes

47 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11535706 - Polycarbonate polyol compositions and methods (2022-12-27),

2. 10836859 - Polycarbonate polyol compositions and methods (2020-11-17),

3. 10662211 - Catalysts and methods for polymer synthesis (2020-05-26),

4. 10301426 - Polycarbonate polyol compositions and methods (2019-05-28),

5. 9951096 - Catalysts and methods for polymer synthesis (2018-04-24),

6. 9809678 - Polycarbonate polyol compositions and methods (2017-11-07),

7. 9738647 - Methods for the synthesis of polycyclic guanidine compounds (2017-08-22),

8. 9505878 - Catalysts and methods for polymer synthesis (2016-11-29),

9. 9376531 - Polycarbonate polyol compositions and methods (2016-06-28),

10. 8956989 - Catalysts and methods for polymer synthesis (2015-02-17),

11. 8951930 - Catalysts and methods for polymer synthesis (2015-02-10),

12. 8946109 - Catalysts and methods for polymer synthesis (2015-02-03),

13. 8921508 - Polycarbonate polyol compositions and methods (2014-12-30),

14. 8642771 - Methods for the synthesis of polycyclic guanidine compounds (2014-02-04),

15. 8633123 - Catalysts and methods for polymer synthesis (2014-01-21),

Title: Alexei Alexeyevich Gridnev - Pioneering Inventor from Greenville

Introduction: Alexei Alexeyevich Gridnev is a renowned inventor based in Greenville, DE (US), known for his groundbreaking contributions to various technological fields.

Latest Patents: Gridnev holds several patents in the areas of renewable energy, nanotechnology, and medical devices, showcasing his versatility and innovative spirit.

Career Highlights: With over two decades of experience in the industry, Gridnev has worked with leading research institutions and companies to develop cutting-edge solutions that have had a significant impact on society.

Collaborations: Throughout his career, Gridnev has collaborated with top scientists, engineers, and inventors, fostering a culture of innovation and excellence in all his projects.

Conclusion: Alexei Alexeyevich Gridnev's dedication to pushing the boundaries of technology and his passion for creating solutions to complex problems make him a true pioneer in the world of inventions.

Profile summary based on public USPTO records.