Company Filing History:
Years Active: 2001-2011
Title: Exploring the Innovations of Stephen T. Johnston
Introduction
Stephen T. Johnston, a notable inventor based in Bethel, Connecticut, showcases an impressive portfolio with six patents to his name. His work primarily revolves around advanced materials and their applications in cutting-edge technologies, particularly in the field of ferroelectric devices.
Latest Patents
Johnston's most recent innovations include groundbreaking patents for scalable lead zirconium titanate (PZT) thin film material and deposition methods. This novel PZT material exhibits unique properties that have significant implications for PZT thin film capacitors and ferroelectric capacitor structures, such as ferroelectric random access memories (FeRAMs). Its scalability in dimensional characteristics, pulse length, and electric field offers versatility over a broad range of thicknesses, from 20 to 150 nanometers, and as small as 0.15 micrometers in lateral dimensions. The preferred configuration for capacitor areas spans from approximately 10 to 10 micrometers. Remarkably, this scalable PZT material can be developed using liquid delivery Metal-Organic Chemical Vapor Deposition (MOCVD), eliminating the need for film modification techniques like acceptor doping or the inclusion of film modifiers.
Career Highlights
Stephen T. Johnston contributes his expertise to Advanced Technology Materials, Inc., where he drives innovation and research into advanced materials. His work epitomizes the integration of science and technology, significantly enhancing the efficiency and potential of ferroelectric devices.
Collaborations
Throughout his career, Johnston has collaborated with distinguished coworkers, including Peter C. Van Buskirk and Steven M. Bilodeau. These collaborations have enriched his work, fostering an environment of collective innovation and problem-solving in the field.
Conclusion
Stephen T. Johnston stands out as a pivotal figure in the realm of advanced materials and technology. His recent patents reveal the potential for transformative applications in electronics, particularly through scalable PZT materials. As he continues to explore and innovate, Johnston remains a key player in the evolution of ferroelectric devices, shaping the future of technology.