This inventor holds 2 USPTO granted patents. Top assignees: Asea Brown Boveri Inc., Bbc Brown, Boveri & Company, Limited. Active years: 1987-1992.
Company Filing History:
1 out of 309 
1 out of 886 
Years Active: 1987-1992
Title: Marco Rossinelli: Innovator in Material Science
Introduction
Marco Rossinelli is a notable inventor based in Fislisbach, Switzerland. He has made significant contributions to the field of material science, particularly in the development of precursor powders and dry etching processes. With a total of 2 patents, Rossinelli's work has implications for various industrial applications.
Latest Patents
Rossinelli's latest patents include a process for manufacturing a precursor powder for use in making varistors. This innovative method involves preparing a homogeneous aqueous dispersion of metal oxides and/or metal hydroxides. The dispersion is then heated in a closed pressure reactor to a temperature between 200°C and 350°C for hydrothermal treatment. The resulting precursor powder is highly homogeneous and exhibits controlled crystal phase and morphology. When mixed with zinc oxide powder, it can be effectively reacted in a ceramic process.
Another significant patent involves a dry etching process for patterning substrates. In this method, an etching mask made of chemically deposited oxide, such as Al₂O₃, is utilized. The etching is conducted in a fluorine-containing plasma, achieving selectivities of over 100 for silicon substrates. This advancement enhances the precision and efficiency of etching processes in semiconductor manufacturing.
Career Highlights
Throughout his career, Marco Rossinelli has worked with prominent companies, including Asea Brown Boveri Inc. and BBC Brown, Boveri & Company, Limited. His experience in these organizations has contributed to his expertise in material science and engineering.
Collaborations
Rossinelli has collaborated with notable professionals in his field, including Wolfgang Kluge and Roger Perkins. These partnerships have fostered innovation and the exchange of ideas, further enhancing his contributions to technology.
Conclusion
Marco Rossinelli stands out as an influential inventor in the realm of material science. His patents reflect a commitment to advancing technology and improving industrial processes. His work continues to inspire future innovations in the field.