Wilmington, DE, United States of America

Carl G Krespan

This inventor holds 75 USPTO granted patents, primarily in Fluorinated Compounds (CPC class 5262). Top assignees: E.i. Dupont De Nemours and Company, Other. Active years: 1976-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Carl G Krespan. Retrieved from https://idiyas.com/inventor/carl-g-krespan

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

USPTO Granted Patents = 75

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 15

Forward Citations = 898(Granted Patents)

Forward Citations (Not Self Cited) = 857(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

74 out of 16,339

E.i. Dupont De Nemours and Company

patents

1 out of 834,453

Other

patents

Years Active: 1976-2007

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Areas of Expertise:

Fluorinated Compounds

Polyfluoroolefins

Hydrofluoro Compounds

Cleaning Compositions

Telomerization Process

Fluoroolefins

Polyfluorohydrocarbons

Perfluoroalkyl Sulfides

Halogenated Dioxolanes

Peroxides

Fluorocarbon Compounds

Alkyl Perfluoro Compounds

75 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7179413 - Flash-spinning process and solution (2007-02-20),

2. 6525231 - Producing hydrofluoro compounds by hydrogenolysis of iodides (2003-02-25),

3. 6506950 - Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions (2003-01-14),

4. 6262320 - Addition of trifluoromethanes to fluoroolefins and isomerization of monohaloperfluoro alkanes (2001-07-17),

5. 6194619 - Gem-dihydropolyfluoroalkanes and monohydropolyfluoroalkenes, processes for their production, and use of gem-dihydropolyfluoroalkanes in cleaning compositions (2001-02-27),

6. 6025521 - Telomerization process for telomerizing ethylenic monomer compounds (2000-02-15),

7. 5962746 - Process for preparing peroxides (1999-10-05),

8. 5929293 - Process for the preparation of fluoroolefins (1999-07-27),

9. 5908966 - Thermal process for the preparation of a telomeric alkyl iodide (1999-06-01),

10. 5831131 - Process for preparing peroxides (1998-11-03),

11. 5723701 - Saturated linear polyfluorohydrocarbons, processes for their production, (1998-03-03),

12. 5683978 - Saturated linear polyfluorohydrocarbons in cleaning compositions (1997-11-04),

13. 5574193 - Initiators for telomerization of polyfluoroalkyl iodides with (1996-11-12),

14. 5565081 - Processes for the preparation of 2,2,3,3-tetrafluoropropionate salts and (1996-10-15),

15. 5504265 - Saturated linear polyfluorohydrocarbons, processes for their production, (1996-04-02),

Title: The Innovative Journey of Inventor Carl G Krespan

Introduction: Carl G Krespan, a talented inventor based in Wilmington, DE (US), has made significant contributions to the field of innovations with his creative mind and dedication to problem-solving.

Latest Patents: Carl G Krespan holds several patents in various industries, showcasing his versatility and expertise in inventing cutting-edge solutions to complex challenges.

Career Highlights: Throughout his illustrious career, Carl G Krespan has demonstrated a keen ability to transform ideas into tangible inventions that have the potential to revolutionize the way we live and work. His innovative spirit and passion for creating have led to the development of groundbreaking technologies.

Collaborations: Carl G Krespan has collaborated with leading companies, research institutions, and universities to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects.

Conclusion: In conclusion, Carl G Krespan stands as a beacon of innovation in Wilmington, DE (US), inspiring others with his inventive spirit and commitment to pushing the boundaries of what is possible. His contributions to the world of inventions are truly remarkable and continue to impact lives globally.

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]