Company Filing History:
2 out of 113 
2 out of 301 
Years Active: 1993-2006
Title: **Manfred Grundner: A Pioneer in Semiconductor Technology**
Introduction
Manfred Grundner, an innovative inventor based in Burghausen, Germany, has made significant contributions to the field of semiconductor technology. With a portfolio of four patents, Grundner’s work is pivotal in advancing the production and application of semiconductor materials.
Latest Patents
In his latest patents, Grundner has developed a doped semiconductor wafer created from float zone-pulled semiconductor material. This wafer includes a specific dopant added to molten material, showcasing a radial macroscopic resistance distribution of less than 12% and striations ranging from -10% to +10%. Additionally, he has outlined a process for producing this wafer, which involves float zone pulling of a single crystal. This process incorporates a molten material doped during induction heating and is exposed to a rotating magnetic field, leading to a unique solidification process. Another significant invention is his silicon single crystal, produced through crucible-free float zone pulling, which achieves impressive dimensions of at least 200 mm in diameter and length. This method ensures that the resulting silicon wafer is dislocation-free and utilizes a specific inert gas atmosphere at controlled pressure.
Career Highlights
Grundner's career includes notable tenures at respected companies such as Wacker-Chemitronic Gesellschaft Fur Elektronik-Grundstoffe Mbh and Siltronic AG. His innovative approaches have positioned him as a frontrunner in semiconductor research and application, reflecting his commitment to enhancing material quality and production efficiency.
Collaborations
Throughout his professional journey, Manfred Grundner has collaborated with distinguished colleagues, including Laszlo Fabry and Peter John. These partnerships have fostered an environment of shared knowledge and collective advancement in semiconductor technology.
Conclusion
Manfred Grundner's achievements in the semiconductor industry exemplify his role as a visionary inventor. His patented innovations have not only shaped the future of semiconductor materials but have also contributed to broader advancements within the technology sector, reinforcing the importance of innovation in today's scientific landscape.