This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: National Technology & Engineering Solutions of Sandia, LLC, Michigan Technological University. Active years: 2025-2026.
Company Filing History:
2 out of 1,082 
1 out of 177 
Years Active: 2025-2026
Title: The Innovations of Timothy James Donnelly
Introduction
Timothy James Donnelly is an accomplished inventor based in Albuquerque, NM. He has made significant contributions to the field of electrical engineering, particularly in enhancing the resilience of power grids against electromagnetic disturbances.
Latest Patents
Donnelly holds a patent for a solid-state transformer designed for the mitigation of common mode insults. This invention addresses the vulnerabilities of large-scale electric power grids to high altitude electromagnetic pulses (HEMP) and geomagnetic disturbances (GMD). The solid-state transformer (SST) serves as a replacement for susceptible equipment, improving grid resiliency by safely redirecting, absorbing, and converting low-frequency common-mode currents that can deteriorate the performance of key grid components.
Career Highlights
Timothy Donnelly is associated with National Technology & Engineering Solutions of Sandia, LLC, where he applies his expertise in developing innovative solutions for electrical systems. His work focuses on enhancing the reliability and efficiency of power infrastructure.
Collaborations
Donnelly has collaborated with notable colleagues, including Lee Joshua Rashkin and David Wilson, contributing to various projects aimed at advancing technology in the energy sector.
Conclusion
Timothy James Donnelly's innovative work in developing solid-state transformers showcases his commitment to improving the resilience of electrical power grids. His contributions are vital in addressing the challenges posed by electromagnetic disturbances, ensuring a more reliable energy future.