Wilmington, DE, United States of America

Leo E Manzer

This inventor holds 83 USPTO granted patents and 16 published patent applications, plus 6 CIPO patents and 4 EPO patents, primarily in Renewable Chemicals (CPC class 570168). Top assignees: E.i. Dupont De Nemours and Company, Conoco Inc., Gevo, Inc.. Active years: 1988-2021.

USPTO Granted Patents = 83 (Patent Applications = 16)

% Patents Active = 68.7

CIPO Patents = 6 (Patent Applications = 3)

EPO Patents = 4 (Patent Applications = 24)

Average Co-Inventor Count = 2.9

ph-index = 18

Forward Citations = 1,028(Granted Patents)

Forward Citations (Not Self Cited) = 965(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

42 out of 16,339

E.i. Dupont De Nemours and Company

Bioamber International S.a.r.l.

Conocophillips Company

patents

7. 3 out of 37

Cool Planet Energy Systems, Inc.

Carbon Technology Holdings, LLC

patents

11. 1 out of 9

E. I. Du Pont De Nemours + Company

patents

12. 1 out of 43

E. I. Du Pont Nemours and Co.

patents

13. 1 out of 395

Invista North America S.a.r.l.

patents

14. 1 out of 1,438

Michigan State University

patents

15. 1 out of 442

University of Delaware

patents

16. 4 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1988-2021

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Areas of Expertise:

Biochar

Hydrogenation

Catalysts

Ethanol Conversion

Butanediol

Fischer-Tropsch

Methylene Lactones

Renewable Compositions

Hexamethylenediamine

Caprolactam

Succinic Dinitrile

2,5-Furandicarboxylic Acid

83 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11111185 - Enhanced biochar (2021-09-07),

2. 10351487 - Methods for conversion of ethanol to functionalized lower hydrocarbons and downstream hydrocarbons (2019-07-16),

3. 10301228 - Enhanced biochar (2019-05-28),

4. 9809502 - Enhanced Biochar (2017-11-07),

5. 9464030 - Processes for producing butanediol (BDO), diaminobutane (DAB), succinic dinitrile (SDN) and succinamide (DAM) (2016-10-11),

6. 9260403 - Methods for preparing 2,5-furandicarboxylic acid (2016-02-16),

7. 9221741 - Ketocarboxylic acids, ketocarboxylic esters, methods of manufacture and uses thereof (2015-12-29),

8. 9115080 - Processes for producing caprolactam and derivatives thereof from fermentation broths containing diammonium adipate or monoammonium adipate (2015-08-25),

9. 9018127 - Preparation of catalyst for selective hydrogenation of hydrogenatable precursors (2015-04-28),

10. 8937147 - Processes for producing diaminobutane (DAB), succinic dinitrile (SDN) and succinamide (DAM) (2015-01-20),

11. 8895779 - Processes for producing monoammonium adipate and conversion of monoammonium adipate to adipic acid (2014-11-25),

12. 8742060 - Processes for producing hexamethylenediamine (HMD), adiponitrile (ADN), adipamide (ADM) and derivatives thereof (2014-06-03),

13. 8703900 - Processes for producing caprolactam and derivatives thereof from fermentation broths containing diammonium adipate, monoammonium adipate and/or adipic acid (2014-04-22),

14. 8574405 - System for conveying biomass (2013-11-05),

15. 8546627 - Renewable compositions (2013-10-01),

Title: The Innovative Journey of Leo E. Manzer

Introduction: Leo E. Manzer, a distinguished inventor hailing from Wilmington, DE (US), has made significant contributions to the field of innovations with his groundbreaking ideas and inventions.

Latest Patents: Leo E. Manzer holds several patents in various technological domains, showcasing his versatility and creativity in inventing new solutions to complex problems.

Career Highlights: Throughout his illustrious career, Leo E. Manzer has been at the forefront of innovation, consistently pushing the boundaries of what is possible. His dedication to creating novel inventions has earned him a reputation as a visionary in the industry.

Collaborations: Leo E. Manzer has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has led to the successful development of cutting-edge technologies.

Conclusion: In conclusion, Leo E. Manzer's passion for innovation and his relentless pursuit of excellence have established him as a prominent figure in the world of inventors. His contributions have not only transformed industries but have also inspired future generations to pursue their creative ideas.