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For the Inventor, By the Inventor

Wuppertal, Germany

Werner Stephan

USPTO Granted Patents = 14

Average Co-Inventor Count = 4.4

ph-index = 6

Forward Citations = 61(Granted Patents)


Company Filing History:

goldMedal7 out of 72 
 
Herberts Gesellschaft MIT Beschrankter Haftung
 patents
silverMedal3 out of 72 
 
Herberts Gmbh
 patents
bronzeMedal1 out of 16,338 
 
E.i. Dupont De Nemours and Company
 patents
4. 1 out of 3 
 
Herberts Gesellschaft MIT Beschranker Haftung
 patents
5. 1 out of 1 
 
Herberts Gesellschaft Mis Beschrankter Haftung
 patent
6. 1 out of 2 
 
Herbertsgesellschaft Gmbh
 patents

Years Active: 1989-2004

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14 patents (USPTO):Explore Patents
1. 6686412 - Pastes containing matting and structuring agents and coating agents containing said pastes (2004-02-03),
2. 6162886 - Copolymers which contain hydroxyl groups and a method of producing them (2000-12-19),
3. 5902646 - Coating medium, a method of producing multi-layer coatings and the use (1999-05-11),
4. 5807924 - Coating media and a process for producing multi-layer coatings (1998-09-15),
5. 5731382 - Coating agents and their use in particular in the production of (1998-03-24),
6. 5708117 - Coating agents and use thereof as primers and/or fillers in the (1998-01-13),
7. 5700330 - Process for cleaning water and organic solvent based lacquer from (1997-12-23),
8. 5691417 - Coating medium, the use thereof, and a process for multilayer coating (1997-11-25),
9. 5677379 - .beta.-keto-ester-esterified polyol with polymerized monomers (1997-10-14),
10. 5480936 - Emulsifier-free coating agent, manufacture and use thereof (1996-01-02),
11. 5420205 - Binder and coating agent composition, its manufacture and use (1995-05-30),
12. 5412000 - Plastic primer coating of eva, chlorinated polyolefin and epoxy resin (1995-05-02),
13. 5136004 - Binder, process for its preparation and its use in clear or pigmented (1992-08-04),
14. 4855342 - Coating material and its use as primer and extender (1989-08-08),

Title: The Innovative Contributions of Werner Stephan

Introduction: Werner Stephan, an accomplished inventor based in Wuppertal, Germany, has made significant strides in the field of polymer chemistry. With a remarkable portfolio of 14 patents to his name, his work focuses on developing advanced materials with unique properties that cater to various industrial applications.

Latest Patents: Among his latest innovations are patents for pastes containing matting and structuring agents, as well as coating agents derived from these pastes. Additionally, he has developed copolymers containing hydroxyl groups utilizing vinyl esters of monocarboxylic acids. These copolymers exhibit specific characteristics such as an OH number of 110-170 mg KOH/g, an acid number of 5-35 mg KOH/g, and a number average molecular weight ranging from 1500 to 8000 g/mole, produced through a detailed polymerization process involving various components that ensure their effectiveness and reliability in applications.

Career Highlights: Throughout his career, Werner has worked with renowned companies to advance his research and development efforts. Notably, he has contributed to Herberts Gesellschaft mit beschränkter Haftung and Herberts GmbH, where his innovations have been pivotal in enhancing product offerings and meeting market demands.

Collaborations: Werner has collaborated with notable figures in his field, including Gerhard Bremer and Fritz Sadowski. These partnerships have facilitated the exchange of ideas and propelled advancements in the realm of polymer science and engineering.

Conclusion: Werner Stephan stands out as a leading inventor whose dedication to innovation has resulted in numerous patents that contribute to the fields of materials science and polymer technology. His work continues to influence industry practices, showcasing the vital role of creativity and technical expertise in driving progress.

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