Company Filing History:

20 out of 12,157

Bayer Aktiengesellschaft

Bayer Akteingesellschaft

patents

where one patent can have more than one assignee

Years Active: 1978-1992

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21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5089342 - Wood or wood product coated with an aqueous, air-drying coating agent (1992-02-18),

2. 5004779 - Process for the preparation of aqueous, oxidatively drying alkyd resins (1991-04-02),

3. 4985506 - Oxidatively cross-linkable, water dilutable binders, a process for their (1991-01-15),

4. 4935486 - Process for the production of modified polyisocyanates, the (1990-06-19),

5. 4910332 - Process for the preparation of polyisocyanates containing urethane (1990-03-20),

6. 4816576 - Sulphonic acid amidamines (1989-03-28),

7. 4742125 - Process for the production of mercapto group-containing oligourethanes, (1988-05-03),

8. 4719278 - Process for the preparation of thixotropic binders, the binder (1988-01-12),

9. 4602071 - Process for the production of oligourethanes containing mercapto groups (1986-07-22),

10. 4465826 - Catalyst systems containing an organic disulfide carboxylates and/or (1984-08-14),

11. 4463126 - Coatings prepared from prepolymers and aromatic diamines having at least (1984-07-31),

12. 4453358 - Insulated one-piece roof (1984-06-12),

13. 4433010 - Process for preparing glass constructions (1984-02-21),

14. 4404379 - Cycloaminals and a process for their preparation (1983-09-13),

15. 4328330 - Process for the production of polyureas (1982-05-04),

Title: **The Innovative Contributions of Wolfgang Wellner**

Introduction

Wolfgang Wellner, a prominent inventor based in Cologne, Germany, has made significant contributions to the field of coatings and resins. With an impressive portfolio of 21 patents, Wellner's innovations have transformed the way we view and utilize wood products.

Latest Patents

Among his latest patents, Wellner has developed a wood or wood product coated with an aqueous, air-drying coating agent. This invention features an improved coating agent that utilizes polyacrylate resins combined with air-drying, unsaturated fatty acid moieties and quaternary ammonium moieties, enhancing both aesthetic and protective qualities of wood products. Additionally, he has disclosed a process for preparing aqueous, oxidatively-drying alkyd resins, which are crucial as binders in aqueous lacquers and coating compositions.

Career Highlights

Throughout his career, Wolfgang Wellner has collaborated with well-known companies such as Bayer Aktiengesellschaft and Correcta GmbH. His work in these prestigious organizations has allowed him to push the boundaries of innovation in his field, developing practical solutions to pressing challenges in coating technologies.

Collaborations

Wolfgang has also worked alongside notable colleagues including Hermann Gruber and Josef Pedain. These partnerships have fostered a collaborative environment that has led to the successful development and patenting of several key technologies.

Conclusion

Wolfgang Wellner stands out as an influential inventor whose patents have not only advanced industry standards but have also provided significant advancements in the use and preservation of wood products. His continuous pursuit of innovation serves as an inspiration to aspiring inventors and reinforces the importance of research and development in technology-driven fields.

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