Company Filing History:
2 out of 65 
1 out of 180 
1 out of 642 Years Active: 1978-1989
Title: Otto Knotek: Innovator in Tool Coating Technologies
Introduction
Otto Knotek is a distinguished inventor based in Aachen, Germany, known for his significant contributions to the field of tool coating technologies. With a total of four patents to his name, Knotek has developed innovative processes and apparatuses that enhance the performance and durability of machining tools.
Latest Patents
Knotek's latest patents include a groundbreaking process for equipment designed to coat tools used in machining and forming techniques. This process involves an apparatus that coats a tool with a layer of a compound containing at least one of carbon and nitrogen, along with metals such as titanium, zirconium, chromium, tungsten, tantalum, vanadium, niobium, hafnium, and molybdenum. The apparatus features a vacuum chamber and a substrate holder that accommodates at least one tool, with the substrate holder biased between -40 and -200 V relative to ground. Additionally, it includes at least two magnetron sputtering cathodes arranged in mirror symmetry to the substrate holder. The apparatus is equipped with a gas source that supplies the vacuum chamber with both a noble gas and a reaction gas, which contains at least one of nitrogen and a gaseous carbon compound. Furthermore, the design incorporates anodes positioned in mirror symmetry with respect to the target holder, allowing for precise voltage application.
Career Highlights
Throughout his career, Otto Knotek has worked with notable companies such as Eutectic Corporation and Leybold-Heraeus GmbH. His expertise in the field has led to advancements in materials that are resistant to corrosion, abrasion, erosion, cavitation, and temperature cycles, showcasing his commitment to innovation in tool manufacturing.
Collaborations
Knotek has collaborated with esteemed colleagues, including Erich Lugscheider and Wolfgang Wichert, contributing to the development of advanced technologies in the industry.
Conclusion
Otto Knotek's innovative work in tool coating technologies has made a significant impact on the machining industry. His patents reflect a deep understanding of materials and processes that enhance tool performance and longevity.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.