This inventor holds 9 USPTO granted patents and 1 EPO patent. Top assignees: Heraeus Quarzglas Gmbh & Co Kg, Heraeus Quarzglas Gmbh. Active years: 2001-2013.
Company Filing History:
Years Active: 2001-2013
Title: Johann Leist: Innovator in Quartz Glass Technology
Introduction
Johann Leist is a notable inventor based in Altenstadt, Germany. He has made significant contributions to the field of quartz glass technology, holding a total of 9 patents. His innovative methods have advanced the production processes of quartz glass components, showcasing his expertise and dedication to the industry.
Latest Patents
One of Johann Leist's latest patents is a method for the production of a composite body from a basic body of opaque quartz glass and a tight sealing layer. This invention optimizes a known method for producing a composite body, ensuring that the basic body can be provided with the dense sealing layer without significant changes or deformations in the opaque material. The method involves several steps, including the production of the basic body using a first slip containing larger amorphous SiO particles, and the application of a second slip with smaller amorphous SiO particles that includes SiO nanoparticles.
Another significant patent is for producing rotationally symmetrical quartz glass crucibles. This method involves heating one section of the wall of the rotating quartz glass crucible using multiple electrode arrangements. This innovation shortens the cooling-down phase and reduces temperature differences, leading to higher quality products and a more efficient manufacturing process.
Career Highlights
Johann Leist has worked with prominent companies in the quartz glass industry, including Heraeus Quarzglas GmbH & Co. KG and Heraeus Quarzglas GmbH. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in quartz glass technology.
Collaborations
Throughout his career, Johann has collaborated with notable colleagues such as Waltraud Werdecker and Udo Gertig. These partnerships have fostered a creative environment that has led to innovative solutions in their field.
Conclusion
Johann Leist's contributions to quartz glass technology through his patents and collaborations highlight his role as a leading inventor in the industry. His work continues to influence the production processes and quality of quartz glass components.