Location History:
- Leuven, BE (2003 - 2004)
- Kessel-Lo, BE (2004 - 2021)
Company Filing History:
6 out of 960 
5 out of 557 
3 out of 178 
Years Active: 2003-2021
Title: **Innovative Contributions of Jef Poortmans in Semiconductor and Solar Cell Technologies**
Introduction
Jef Poortmans, based in Kessel-Lo, Belgium, is a distinguished inventor with an impressive portfolio of 17 patents. His work primarily focuses on advancements in semiconductor technologies and solar cells, which have made significant impacts in the field of renewable energy and electronics.
Latest Patents
Among Jef Poortmans' latest patents, two notable inventions stand out. The first patent, titled "Method for forming a passivating electrical contact on a crystalline semiconductor substrate and device comprising such contact," outlines a process that includes the deposition of an amorphous silicon layer followed by a metal layer. This method effectively induces a silicidation reaction through a controlled annealing process, resulting in a metal silicide layer in electrical contact with the substrate.
The second patent, "Smoothed doped layer for solar cell," presents innovative techniques for enhancing silicon solar cells. It describes a method for fabricating a doped layer on a textured surface of a crystalline silicon bifacial solar cell. By creating a pyramidal topology at the rear side of the solar cell and applying epitaxial growth techniques, the process optimizes the performance of the solar cell while improving the layer's smoothness and efficiency.
Career Highlights
Throughout his career, Jef Poortmans has made significant contributions while working at renowned research institutions, including Imec, a leading pioneer in nanoelectronics and digital technologies. His expertise and innovative approaches have allowed him to explore the intersections of materials science and electronics, leading to his substantial number of patents in the field.
Collaborations
Poortmans has collaborated with talented individuals in his field, including Giovanni Flamand and Renat Bilyalov. Their combined efforts have propelled advancements in semiconductor technologies and solar cell designs, exemplifying the importance of teamwork in fostering innovation.
Conclusion
Jef Poortmans is a remarkable inventor whose work has shaped the landscape of semiconductor technology and renewable energy solutions. With his 17 patents, Poortmans continues to push the boundaries of innovation, contributing to a sustainable future through advanced materials and processes. His dedication and expertise serve as an inspiration for aspiring inventors and researchers in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.