Company Filing History:
Years Active: 2009-2017
Title: Ragnar Osterlund: Innovator in Varistor Technology
Introduction
Ragnar Osterlund is a notable inventor based in Ludvika, Sweden. He has made significant contributions to the field of electrical engineering, particularly in the development of varistor materials. His innovative work has led to the creation of a patented technology that enhances surge protection in electrical systems.
Latest Patents
Osterlund holds a patent for a high field strength varistor material. This invention relates to a varistor material designed for surge arresters, with a target switching field strength ranging from 250 to 400 V/mm. The varistor material comprises zinc oxide (ZnO) forming a ZnO phase and bismuth (Bi) expressed as BiO, which forms an intergranular bismuth oxide phase. Additionally, the material includes a spinel phase, characterized by a specific ratio of the pyrochlore phase to the spinel phase being less than 0.15:1. This innovative approach enhances the performance and reliability of surge protection devices.
Career Highlights
Throughout his career, Ragnar Osterlund has worked with prominent companies in the electrical engineering sector. He has been associated with ABB Schweiz AG and ABB Technology AG, where he contributed to various projects and advancements in technology. His experience in these organizations has allowed him to refine his skills and innovate in the field of varistor materials.
Collaborations
Osterlund has collaborated with notable professionals in his field, including Felix Greuter and Michael Hagemeister. These collaborations have fostered an environment of innovation and have contributed to the development of advanced technologies in surge protection.
Conclusion
Ragnar Osterlund's contributions to varistor technology exemplify the impact of innovative thinking in electrical engineering. His patented work on high field strength varistor materials showcases his expertise and commitment to enhancing surge protection systems. Through his career and collaborations, Osterlund continues to influence the field positively.