Location History:
- 59 Siegen, DE (1976)
- Koln, DE (1999 - 2000)
- Köln, DE (2003 - 2009)
Company Filing History:
3 out of 67 
1 out of 16 
1 out of 832,812 Years Active: 1976-2009
Title: **Inventor Hans Werner Daub: Pioneering Advances in Hard Metal Technology**
Introduction
Hans Werner Daub, an accomplished inventor based in Köln, Germany, has made significant contributions to the field of material science, particularly in the development of hard metal and cermet bodies. With a total of five patents to his name, Daub's innovations focus on enhancing the performance and durability of hard materials used in various industrial applications.
Latest Patents
One of Daub's latest patents, titled "Hard metal or cermet body and method for producing the same," describes a cutting-edge structure that comprises a first layer with a binder metal proportion of 2 to 25 mass percent. This layer also incorporates a nitride or carbonitride of one or more metals of Group IVa in the periodic table. The design emphasizes the importance of a second layer with an enhanced nitrogen proportion, creating a transition zone that gradually leads to a homogeneous core. The notable feature of this invention is that WC crystallites protrude beyond the surface, improving the adhesion of applied surface layers.
Career Highlights
Throughout his career, Hans Werner Daub has collaborated with reputable companies, including Widia GmbH, where he worked on advancing hard material technology. His extensive experience allows him to bring a wealth of knowledge and expertise into the development of innovative solutions within the industry.
Collaborations
In his professional journey, Daub has worked alongside esteemed colleagues such as Klaus Dreyer and Walter Lengauer. These collaborations have contributed to the successful advancement of technologies surrounding hard metal and cermet bodies, leading to improvements in their application and performance.
Conclusion
Hans Werner Daub's contributions to the field of hard metals and cermets are invaluable. Through his inventive approaches and collaboration with industry professionals, he continues to drive innovation in material technology. His patents not only enhance the performance of hard materials but also ensure their relevance in various industrial applications, solidifying his legacy as a leading inventor in this specialized domain.