This inventor holds 4 USPTO granted patents and 3 published patent applications. Top assignees: Hamilton Sundstrand Corporation, Collins Aerospace Ireland, Limited. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 4,807 
1 out of 10 Years Active: 2026
Title: Innovations of Ignacio Castro Álvarez
Introduction
Ignacio Castro Álvarez is a notable inventor based in Gijón, Spain. He has made significant contributions to the field of electrical engineering, particularly in the development of circuits for motor control. With a total of 4 patents to his name, his work reflects a commitment to advancing technology in power systems.
Latest Patents
Among his latest innovations is the "Motor terminal snubbing circuit." This invention is designed to mitigate voltage overshoot in a power train for driving a motor. The snubber circuit is configured to connect to the motor terminal between a transmission line from a power supply and a converter. It includes a rectifier, a capacitor connected across the output of the rectifier, and a load connected across the capacitor. The capacitor is rated to charge to a predetermined link voltage, ensuring that any input voltage exceeding this link voltage clamps the voltage at the motor terminal to the link voltage. This design allows excess energy from the input voltage to be stored in the link capacitor and dissipated by the load.
Another significant patent is the "Three-level zeta asymmetrical half-bridge." This invention converts a DC input voltage into a DC output voltage and comprises an asymmetrical half-bridge, a resonant tank, and a zeta converter. These innovations showcase his expertise in creating efficient power conversion systems.
Career Highlights
Ignacio has worked with prominent companies in the aerospace and engineering sectors. He has been associated with Hamilton Sundstrand Corporation and Collins Aerospace Ireland, Limited. His experience in these organizations has contributed to his development as an inventor and engineer.
Collaborations
Throughout his career, Ignacio has collaborated with talented individuals such as Georgios Erotas and Juan Rodríguez Méndez. These partnerships have likely enriched his work and led to innovative solutions in his projects.
Conclusion
Ignacio Castro Álvarez is a distinguished inventor whose contributions to electrical engineering are noteworthy. His patents reflect a deep understanding of motor control and power systems. His work continues to influence advancements in technology, making him a significant figure in his field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile