This inventor holds 3 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Abb Schweiz Ag. Active years: 2018-2025.
Company Filing History:
Years Active: 2018-2025
Title: Innovations by Harald Fretheim
Introduction
Harald Fretheim is a notable inventor based in Aurskog, Norway. He has made significant contributions to the field of subsea technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and safety of subsea power systems.
Latest Patents
One of Fretheim's latest patents is a subsea substation system with one enclosure having separate thermal zones. This innovative system includes an oil-filled water impermeable enclosure that houses an AC-transformer and at least one overcurrent device. The design features thermal zones within the enclosure, allowing for effective heat management between the AC-transformer and the overcurrent devices. Another significant patent is a power collection system for subsea transfer of power from offshore power generation units. This system comprises a set of power extender modules that can be independently arranged subsea, facilitating efficient electrical power collection from offshore generation units.
Career Highlights
Fretheim is currently employed at ABB Schweiz AG, a leading company in power and automation technologies. His work at ABB has allowed him to develop and refine his innovative ideas in subsea technology.
Collaborations
Fretheim collaborates with talented coworkers such as Oistein Martinsen and Stian Ingebrigtsen, contributing to the advancement of subsea power systems.
Conclusion
Harald Fretheim's contributions to subsea technology through his patents and work at ABB Schweiz AG highlight his role as an influential inventor in the field. His innovations are paving the way for more efficient and safer subsea power systems.