Company Filing History:
4 out of 5,081 
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1 out of 4,550 
Years Active: 1987-2010
Title: **The Innovations of Roland Madar: A Pioneer in Silicon Carbide Technologies**
Introduction
Roland Madar, an esteemed inventor based in Eybens, France, has made significant contributions to the field of materials science. With a remarkable portfolio of 8 patents, Madar stands out for his innovative approaches to forming advanced materials, particularly single-crystal silicon carbide. His inventions not only showcase his technical expertise but also illustrate the potential impact of his work on various industries.
Latest Patents
Among his latest patents, the invention titled "Formation of Single-Crystal Silicon Carbide" addresses the creation of a compound body capable of forming in either monocrystalline or polycrystalline states. The device involves a dual-chamber setup: one chamber contains a substrate that establishes a polycrystalline source, while a monocrystalline germ is utilized in the other chamber. The method incorporates gaseous precursors to enable deposition in polycrystalline form, along with specialized heating means to sustain optimal temperatures.
Another notable patent is the "Non-Plasma CVD Method and Apparatus of Forming Ti1-xA1xN Coatings." This innovative approach allows for the formation of titanium-aluminum-nitride coatings without the use of plasma. By heating the chemical vapor deposition chamber and the part to be coated simultaneously, along with a carefully calibrated injection of precursors, this invention represents a significant advancement in the deposition techniques available in material science.
Career Highlights
Madar's career includes valuable experience gained at prominent institutions such as the Centre National de la Recherche Scientifique (CNRS) and Sandia Corporation. His roles at these organizations have contributed to his deep understanding of materials development and innovative methodologies.
Collaborations
Working alongside renowned colleagues like Claude Bernard and James G. Fleming, Madar has engaged in collaborative projects that harness collective expertise in the pursuit of groundbreaking technologies. These partnerships have further enriched his work and facilitated the advancement of new ideas in the realm of materials science.
Conclusion
Roland Madar's inventions, particularly in the formation of silicon carbide and innovative coating methods, highlight his status as a key figure in materials innovation. With a strong foundation in research and a commitment to advancing technology, Madar continues to inspire future developments within the field. As he builds on his existing patents and collaborations, the impact of his work will undoubtedly resonate across multiple industries for years to come.