Company Filing History:
6 out of 16 
1 out of 832,843 Years Active: 2011-2016
Title: Innovations in Solar Technology by Inventor Ashish Asthana
Introduction
Ashish Asthana, based in Fremont, CA, is a prominent inventor recognized for his groundbreaking contributions to solar technology. With a portfolio of seven patents, Asthana has specialized in methods that enhance the efficiency and construction of solar cells, making strides toward more sustainable energy solutions.
Latest Patents
Among his latest innovations is the "Method of fabricating a metal wrap through solar cell." This patent details the fabrication of metal wrap through solar cells and modules designed for thin silicon solar cells, including epitaxial silicon solar cells. The technology incorporates a planar back contact geometry for base and emitter contacts, streamlining photovoltaic device construction. Key steps in this method involve attaching a photovoltaic device to solar glass, forming vias through the device, and depositing a conformal dielectric film onto the surfaces. By exposing busbars at the end of the vias and creating separate electrical contacts, Asthana's invention promises to enhance the efficiency of solar cells significantly.
Another noteworthy patent is for the "Insitu epitaxial deposition of front and back junctions in single crystal silicon solar cells." This innovative approach eliminates the need for conventional aluminum screen printing, enabling the production of thinner silicon solar cells without aluminum-induced bowing. The method also circumvents traditional dopant diffusion steps, facilitating a cost-effective manufacturing process while maintaining high performance.
Career Highlights
Asthana has played a critical role at Crystal Solar, Inc., where he has led efforts to drive advancements in solar technology. His expertise in solar cell technology has positioned him as an innovator in the field, contributing significantly to both research and practical applications.
Collaborations
Throughout his career, Ashish has collaborated with talented individuals including Tirunelveli Subramaniam Ravi and Ananda H Kumar. These partnerships have fostered an environment of innovation, enabling the joint development of cutting-edge technologies in the solar industry.
Conclusion
Ashish Asthana's contributions to solar technology through his innovative patents reflect a commitment to advancing efficient solar energy solutions. With continuous efforts to enhance solar cell fabrication methods, he remains a key figure in the field, pushing the boundaries of what is possible in renewable energy. His work exemplifies the potential of innovation to drive sustainable practices in the energy sector.