Company Filing History:
13 out of 815 
2 out of 830 
1 out of 42 
Years Active: 2000-2020
Title: Hanns Wochner: Innovator in Polycrystalline Silicon Technology
Introduction
Hanns Wochner is a notable inventor based in Burghausen, Germany, recognized for his significant contributions to the field of polycrystalline silicon technology. With a total of 16 patents to his name, Wochner has developed innovative processes that enhance the quality and purity of polycrystalline silicon, which is essential for various applications, particularly in the semiconductor and solar industries.
Latest Patents
Wochner's latest patents include a process for determining surface contamination of polycrystalline silicon. This invention outlines a method that involves providing two polycrystalline silicon rods, determining contaminants in the first rod immediately after deposition, and then processing the second rod through various systems. The difference in contaminants between the two rods provides valuable insights into surface contamination resulting from the processing environment. Another significant patent is for producing polycrystalline silicon with low contamination by impurities, particularly boron and phosphorus. This process utilizes the Siemens method or fluidized bed process within a clean room environment, ensuring that the air entering the facility is filtered to maintain high purity standards.
Career Highlights
Throughout his career, Wochner has worked with prominent companies such as Wacker Chemie AG and Wacker-Chemie GmbH. His experience in these organizations has allowed him to refine his expertise in silicon production and contamination control, leading to his innovative patent developments.
Collaborations
Wochner has collaborated with several professionals in his field, including Christian Gossmann and Theresia Bauer. These collaborations have contributed to the advancement of technology in polycrystalline silicon production and have fostered a culture of innovation within the industry.
Conclusion
Hanns Wochner's contributions to polycrystalline silicon technology through his patents and career achievements highlight his role as a key innovator in the field. His work continues to influence the industry, ensuring the production of high-quality silicon for various applications.