This inventor holds 4 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Schaeffler Technologies Ag & Co .Kg, Schaeffler Technologies Ag & Co. Kg. Active years: 2025-2026.
Company Filing History:
2 out of 3,795 
2 out of 195 Years Active: 2025-2026
Title: The Innovative Contributions of Patrick Gramann
Introduction
Patrick Gramann is a notable inventor based in Renchen, Germany. He has made significant contributions to the field of electric machines, holding a total of 4 patents. His work focuses on enhancing the efficiency and functionality of electric rotary machines.
Latest Patents
Gramann's latest patents include a "Tube with slot closure wedges for sealing the winding regions in electric machines with a direct slot cooling function." This invention features an electromagnetic element with multiple slots arranged circumferentially, allowing for effective cooling through a fluid channel. Another significant patent is for an "Electric rotary machine and drive arrangement," designed for motor vehicles. This innovative machine includes a rotor, stator, and a fluid supply device that ensures large-area cooling in a structurally simple manner.
Career Highlights
Patrick Gramann is currently employed at Schaeffler Technologies AG & Co. KG, where he continues to develop cutting-edge technologies in the electric machine sector. His expertise in this area has positioned him as a valuable asset to his company.
Collaborations
Throughout his career, Gramann has collaborated with talented individuals such as Jonas Kniel and Alexander Keune. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.
Conclusion
Patrick Gramann's contributions to electric machine technology demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of engineering principles and a drive to improve existing technologies.