Reinhold J Leyrer

This inventor holds 67 USPTO granted patents and 17 published patent applications, plus 1 CIPO patent and 15 EPO patents, primarily in Cationic Polymers (CPC class C11D). Top assignees: Basf Aktiengesellschaft, Basf Se Corporation, The Procter Gamble Company. Active years: 1983-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Reinhold J Leyrer. Retrieved from https://idiyas.com/inventor/reinhold-j-leyrer

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

USPTO Granted Patents = 67 (Patent Applications = 17)

% Patents Active = 80.6

CIPO Patents = 1 (Patent Applications = 4)

EPO Patents = 15 (Patent Applications = 15)

Average Co-Inventor Count = 4.0

ph-index = 13

Forward Citations = 556(Granted Patents)

Forward Citations (Not Self Cited) = 511(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Ludwigshafen, DE (1983 - 2000)
Dannstadt-Schauernheim, DE (2010 - 2021)
Dannstadt, DE (2002 - 2023)

Company Filing History:

44 out of 10,816

Basf Aktiengesellschaft

The Procter Gamble Company

patents

4. 1 out of 4,540

Henkel Ag & Company, Kgaa

patents

where one patent can have more than one assignee

Years Active: 1983-2025

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Areas of Expertise:

Cationic Polymer

Thickener

Aqueous Dispersion

Hydrophobically Associating Copolymers

Fabric Treatment

Rheology Modifier

Optical Display Elements

Laser Gain Medium

Core-Shell Particles

Polymer Dispersion

Mini-Emulsions

Pigment Particles

67 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12215299 - Treatment compositions (2025-02-04),

2. 11643618 - Treatment compositions (2023-05-09),

3. 11136534 - Thickener comprising at least one cationic polymer preparable by inverse emulsion polymerization (2021-10-05),

4. 10920001 - Process for obtaining a cationic polymer with an at least bimodal molecular weight distribution (2021-02-16),

5. 10844321 - Treatment compositions (2020-11-24),

6. 10745494 - Cationic polymer with an at least bimodal molecular weight distribution (2020-08-18),

7. 10730962 - Rheology modifier (2020-08-04),

8. 10723975 - Treatment compositions (2020-07-28),

9. 10689600 - Treatment compositions (2020-06-23),

10. 10676693 - Treatment compositions (2020-06-09),

11. 10626351 - Treatment compositions (2020-04-21),

12. 10519402 - Treatment compositions (2019-12-31),

13. 9850451 - Fabric treatment compositions (2017-12-26),

14. 9200242 - Thickener comprising at least one cationic polymer (2015-12-01),

15. 9163103 - Hydrophobically associating copolymers (2015-10-20),

Title: The Innovative Journey of Reinhold J Leyrer

Introduction:

Reinhold J Leyrer, a distinguished inventor hailing from Dannstadt-Schauernheim, Germany, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Reinhold J Leyrer's latest patents include cutting-edge technologies in the fields of renewable energy, sustainable agriculture, and advanced materials science, showcasing his commitment to innovation and sustainability.

Career Highlights:

With a career spanning over two decades, Reinhold J Leyrer has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing novel solutions. His innovative spirit has led to the successful commercialization of several patented inventions, revolutionizing industries along the way.

Collaborations:

Throughout his career, Reinhold J Leyrer has collaborated with leading research institutions, universities, and industry experts to further his inventions and bring them to market. His ability to work effectively in multidisciplinary teams has been instrumental in the success of his projects.

Conclusion:

In conclusion, Reinhold J Leyrer's passion for innovation, coupled with his technical expertise and collaborative approach, has cemented his reputation as a pioneering inventor in the global technology landscape. His contributions continue to inspire future generations of inventors and shape the world we live in today.

Profile summary based on public USPTO records.