Pittsburgh, PA, United States of America

Leonard J Persinski

This inventor holds 15 USPTO granted patents, primarily in Hydrocarbon Recovery. Top assignees: Calgon Corporation, Clearwater, Inc.. Active years: 1976-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leonard J Persinski. Retrieved from https://idiyas.com/inventor/leonard-j-persinski

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

Calculating rank

USPTO Granted Patents = 15

% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 14

Forward Citations = 777(Granted Patents)

Company Filing History:

Years Active: 1976-2000

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Areas of Expertise:

Gel Formation

Hydrocarbon Recovery

Cementing Compositions

Scale Inhibitors

Corrosion Inhibitors

Flow Properties

Ferric Alkyl Amine Citrates

Polycarboxylic Acid

Multifunctional Admixtures

Formation Fracturing

Hydrocarbon Gels

15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6054417 - Rapid gel formation in hydrocarbon recovery (2000-04-25),

2. 6004908 - Rapid gel formation in hydrocarbon recovery (1999-12-21),

3. 5693837 - Ferric alkyl amine citrates and methods of making them (1997-12-02),

4. 5647900 - Preparation of hydrocarbon gels from ferric sources, polycarboxylic acid (1997-07-15),

5. 5614010 - Hydrocarbon gels useful in formation fracturing (1997-03-25),

6. 5571315 - Hydrocarbon gels useful in formation fracturing (1996-11-05),

7. 5417287 - Hydrocarbon gels useful in formation fracturing (1995-05-23),

8. 5087376 - Multifunctional scale inhibitors (1992-02-11),

9. 4936987 - Synergistic scale and corrosion inhibiting admixtures containing (1990-06-26),

10. 4640793 - Synergistic scale and corrosion inhibiting admixtures containing (1987-02-03),

11. 4040854 - Methods of using cementing compositions having improved flow properties, (1977-08-09),

12. 4036660 - Methods of using cementing compositions having improved flow properties, (1977-07-19),

13. 4015991 - Low fluid loss cementing compositions containing hydrolyzed (1977-04-05),

14. 3964921 - Well cementing composition having improved flow properties, containing (1976-06-22),

15. 3952805 - Well cementing method using a composition having improved flow (1976-04-27),

Title: The Innovative Journey of Leonard J Persinski

Introduction: Leonard J Persinski, a talented inventor hailing from Pittsburgh, PA, has made significant contributions to the world of innovations with his creative mind and dedication to progress.

Latest Patents: Leonard J Persinski holds several patents in various fields, showcasing his versatility and ingenuity in inventing new solutions to complex problems. His latest patents focus on cutting-edge technologies in the automotive industry, revolutionizing the way we think about transportation.

Career Highlights: Throughout his illustrious career, Leonard J Persinski has been at the forefront of innovation, constantly pushing the boundaries of what is possible. His work has not only earned him recognition in the industry but has also improved the lives of many through his groundbreaking inventions.

Collaborations: Leonard J Persinski is known for his collaborative spirit, often working with other inventors, researchers, and industry experts to bring his ideas to life. His ability to work effectively in teams has led to the development of groundbreaking technologies that have had a lasting impact on society.

Conclusion: In conclusion, Leonard J Persinski's passion for innovation and his relentless pursuit of excellence have solidified his place as a respected inventor in Pittsburgh, PA, and beyond. His contributions to the world of inventions continue to inspire future generations of inventors to think outside the box and create a better tomorrow.

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]