Location History:
- Albuquerque, NM (US) (2017)
- Rio Rancho, NM (US) (2013 - 2020)
Company Filing History:
7 out of 183 
2 out of 530 
1 out of 1,016 
Years Active: 2013-2025
Title: Inventor Spotlight: Jeffrey Steinfeldt
Introduction
Jeffrey Steinfeldt, an accomplished inventor based in Rio Rancho, NM, has made significant contributions to the field of electronic devices with a focus on high-voltage semiconductors. With a total of 10 patents to his name, Steinfeldt’s innovations reflect a commitment to advancing technology and enhancing performance in various applications.
Latest Patents
Among his most notable patents is the high-voltage gallium nitride vertical PN diode. This advanced diode utilizes epitaxial growth techniques to create a thick drift region characterized by very low carrier concentration. The carefully engineered multi-zone junction termination extension allows the diode to achieve remarkable high voltage blocking capability and efficiency. An exemplary large area diode measuring 1 mm demonstrated a forward pulsed current of 3.5 A, with an impressive specific on-resistance of 8.3 mΩ-cm and a reverse breakdown voltage of 5.3 kV. Furthermore, a smaller area diode of 0.063 mm was capable of withstanding a breakdown voltage of 6.4 kV, exhibiting a specific on-resistance of 10.2 mΩ-cm when accounting for the current spreading at a 45° angle through the drift region. Another significant innovation from Steinfeldt is the development of solar cell arrays, enhancing energy efficiency and solar technology applications.
Career Highlights
Throughout his career, Steinfeldt has worked with notable companies, including Solaero Technologies Corporation and CTS Corporation, which have provided platforms for him to refine and realize his inventions. His work reflects both an entrepreneurial spirit and a dedication to pushing the boundaries of existing technologies.
Collaborations
Steinfeldt's impressive journey has been enriched by collaborations with talented professionals in the field. He has worked alongside coworkers such as Daniel James Aiken and Eric Chase McCall, who have contributed to the development and implementation of groundbreaking technologies.
Conclusion
Jeffrey Steinfeldt stands out as an influential inventor whose work continues to shape the landscape of high-voltage semiconductor technology. With a solid portfolio of patents and impactful collaborations, his contributions are paving the way for future innovations in electronics and sustainable energy solutions.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.