Location History:
- Newark, DE (US) (1980 - 2002)
- Marana, AZ (US) (2003)
Company Filing History:
10 out of 16 
3 out of 6 
3 out of 430 
Years Active: 1980-2003
Title: The Innovative Mind of Robert B. Hall: A Pioneer in Silicon Technologies
Introduction: Robert B. Hall is a prominent inventor based in Newark, Delaware, known for his contributions to the field of silicon purification and solar energy technologies. With an impressive portfolio of 16 patents, Hall has focused on enhancing the efficiency and manufacturability of silicon-based materials, particularly in renewable energy applications.
Latest Patents: Hall's latest patents demonstrate his innovative approach to silicon processing and solar cell efficiency. One of his key inventions is a method for purifying silicon, which involves feeding a sparging gas into a liquid melt containing molten silicon and impurities. This method allows for the effective removal of impurities through various extraction techniques, ensuring purer silicon for electronic applications. Another notable patent relates to a silicon thin-film integrated solar cell, which incorporates polycrystalline silicon films with a unique grain structure. This invention not only enhances the performance of solar cells but also offers a simplified manufacturing process aimed at reducing costs in mass production.
Career Highlights: Throughout his career, Robert B. Hall has held significant positions at various notable companies such as Astropower, Inc. and Astrosystems, Inc. His work has been instrumental in advancing solar energy technology and improving the purity of silicon used in electronic devices.
Collaborations: Hall has collaborated with various colleagues, including Allen M. Barnett and James A. Rand, further amplifying his impact in the field of silicon technologies. Their joint efforts in research and development have led to several groundbreaking innovations that push the boundaries of renewable energy applications.
Conclusion: Robert B. Hall's contributions to silicon purification and solar technologies underscore his status as a leading inventor in the industry. With 16 patents to his name and ongoing advancements in the field, his work continues to inspire and facilitate innovations in renewable energy solutions.