Lothar Kahl

This inventor holds 22 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Polyurethane Coatings. Top assignees: Bayer Aktiengesellschaft, Bayer Corporation, Covestro Deutschland Ag. Active years: 1989-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lothar Kahl. Retrieved from https://idiyas.com/inventor/lothar-kahl

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

Calculating rank

USPTO Granted Patents = 22

% Patents Active = 100.0

CIPO Patents = 1

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 4.4

ph-index = 10

Forward Citations = 488(Granted Patents)

Location History:

Gladbach, DE (1993 - 1998)
FRACC Atizapan de Zaragoza, MX (1999 - 2001)
Edo de Mexico, MX (2002)
Bergisch-Gladbach, DE (1989 - 2016)

Company Filing History:

21 out of 12,269

Bayer Aktiengesellschaft

Covestro Deutschland Ag

patents

where one patent can have more than one assignee

Years Active: 1989-2016

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Areas of Expertise:

Silane Functional Binder

Aqueous Coating Compositions

Polyisocyanate-Modified

High Solids Dispersions

Heat Curable Coating

Powder Coating Compositions

Polyester Polyols

UV-Hardening Isocyanates

Recycling Organic Binders

Stoving Finishes

Graft Copolymer

Storage Stability

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9353210 - Silane functional binder with thiourethane structure (2016-05-31),

2. 6335381 - Aqueous coating compositions containing urethane (meth)acylates having UV-hardening isocyanate groups (2002-01-01),

3. 6251985 - Aqueous coating composition for stoving finishes and process for the production thereof (2001-06-26),

4. 6166111 - Aqueous binder compositions and their use in heat curable coating (2000-12-26),

5. 6084051 - High solids polyurethane-urea dispersions having improved storage (2000-07-04),

6. 5981653 - Process for the production of aqueous stoving coating compositions (1999-11-09),

7. 5959060 - Polyisocyanate-modified polycarboxylic acids and their use as (1999-09-28),

8. 5723536 - Aqueous or water-dilutable blocked polyisocyanates and their use for (1998-03-03),

9. 5723518 - Aqueous two-component polyurethane coating compositions and a method for (1998-03-03),

10. 5534601 - Polyisocyanate-modified dicarboxylic (poly) anhydrides (1996-07-09),

11. 5521250 - Powder coating compositions and their use for the production of coatings (1996-05-28),

12. 5510444 - Powder coating compositions and their use for coating heat-resistant (1996-04-23),

13. 5492955 - Powder coating compositions and their use for coating heat resistant (1996-02-20),

14. 5464921 - Polyisocyanate mixtures, a process for their production and their use (1995-11-07),

15. 5349041 - Water dilutable, polyester polyols and their use in coating compositions (1994-09-20),

Title: Lothar Kahl: Innovating the World of Polyurethanes

Introduction

Lothar Kahl, a distinguished inventor based in Bergisch Gladbach, Germany, has made significant contributions to the field of polyurethanes. With an impressive portfolio of 22 patents, Kahl has focused on creating innovative materials that have practical applications in various industries such as coatings, adhesives, and sealants.

Latest Patents

One of Lothar Kahl's latest patents includes a silane functional binder with thiourethane structure. This invention presents a method for producing polyurethanes containing silane groups by utilizing a unique composition. The process involves reacting compounds that feature isocyanate and silane groups, resulting in products that can be employed as cross-linkable binders, varnish components, and basic materials for sealants or adhesives. Additionally, Kahl has developed aqueous coating compositions comprised of urethane (meth)acylates, which include UV-hardening isocyanate groups, further showcasing his innovative abilities.

Career Highlights

Throughout his career, Lothar Kahl has worked for prominent companies such as Bayer Aktiengesellschaft and Bayer Corporation. His experiences in these esteemed organizations have undoubtedly influenced his inventive endeavors and contributed to the development of his noteworthy patents.

Collaborations

Kahl has collaborated with several notable professionals in his field, including colleagues Christian Wamprecht and Manfred Bock. These interactions have fostered a collaborative environment that enriches the innovation process and enhances the quality of the inventions produced.

Conclusion

Lothar Kahl's dedication to innovation in the realm of polyurethanes is evident through his myriad of patents and professional experiences. His work continues to have a significant impact on various industries, pushing the boundaries of materials science and engineering. As he progresses in his career, Kahl's contributions will undoubtedly serve as a foundation for future advancements in polymer technology.

Profile summary based on public USPTO records.