Pongsthorn Uralwong

Title: Pongsthorn Uralwong: Innovator in Solar Cell Technology

Introduction

Pongsthorn Uralwong is a notable inventor based in Campbell, CA (US). He has made significant contributions to the field of solar cell technology, holding a total of 5 patents. His innovative work focuses on improving the efficiency and fabrication processes of solar cells.

Latest Patents

One of his latest patents involves the etching of solar cell materials. This patent describes a method for fabricating a solar cell by etching one or more of its layers without substantially affecting another layer. In one embodiment, a copper layer in the solar cell is etched while preserving the integrity of a topmost metallic layer made of tin. The etching process utilizes an etchant comprising sulfuric acid and hydrogen peroxide, which selectively etches the copper layer. Additionally, an aluminum layer can be etched using potassium hydroxide without significantly affecting the tin layer.

Career Highlights

Pongsthorn Uralwong has established himself as a key figure in solar technology through his work at SunPower Corporation. His expertise in the field has led to advancements that enhance the performance and reliability of solar cells.

Collaborations

Throughout his career, Uralwong has collaborated with esteemed colleagues such as Douglas H. Rose and David D. Smith. These partnerships have contributed to the development of innovative solutions in solar energy.

Conclusion

Pongsthorn Uralwong's contributions to solar cell technology exemplify his commitment to innovation and sustainability. His patents reflect a deep understanding of material science and engineering, paving the way for future advancements in renewable energy.