Company Filing History:
Years Active: 2005-2008
Title: Kevin S. Stevens: Innovator in Semiconductor Technology
Introduction
Kevin S. Stevens is a notable inventor based in Providence, RI (US), recognized for his contributions to semiconductor technology. He holds a total of 3 patents, showcasing his innovative approach to enhancing electronic components.
Latest Patents
One of his latest patents involves a bipolar transistor that utilizes a semiconductor material with a high carbon dopant concentration, which includes gallium, indium, arsenic, and nitrogen. This invention highlights the ability to achieve low sheet resistivity due to the high carbon dopant concentrations. The material serves as the base layer for gallium arsenide-based heterojunction bipolar transistors and can be lattice-matched to gallium arsenide emitter and/or collector layers by controlling the concentrations of indium and nitrogen in the base layer. Additionally, the base layer can feature a graded band gap formed by adjusting the flow rates during the deposition of III and V additive elements. This process is crucial for maintaining a constant doping-mobility product value during deposition, allowing for the regulation of pre-selected base-emitter voltages at junctions within the resulting transistor.
Another significant patent by Stevens is a bipolar transistor with a graded base layer, which shares similar characteristics and advantages as his previous invention. This innovation further emphasizes the importance of high carbon dopant concentrations and the ability to control material properties for improved semiconductor performance.
Career Highlights
Kevin S. Stevens is currently employed at Kopin Corporation, where he continues to develop cutting-edge technologies in the semiconductor field. His work has significantly impacted the efficiency and performance of electronic devices.
Collaborations
Throughout his career, Stevens has collaborated with esteemed colleagues such as Roger E. Welser and Paul M. DeLuca, contributing to advancements in semiconductor research and development.
Conclusion
Kevin S. Stevens stands out as a prominent inventor in the semiconductor industry, with a focus on innovative materials and technologies that enhance electronic performance. His contributions continue to shape the future of semiconductor applications.