Location History:
- Vancouver, CA (2001 - 2003)
- Dartmouth, CA (2008 - 2009)
Company Filing History:
Years Active: 2001-2009
Title: Marcel Edmond Lefrancois: Innovator in Temperature Measurement and Heat-Treating Methods
Introduction
Marcel Edmond Lefrancois is a notable inventor based in Dartmouth, Canada. He has made significant contributions to the field of temperature measurement and heat-treating methods, holding a total of 4 patents. His innovative approaches have advanced the technology used in semiconductor manufacturing.
Latest Patents
Lefrancois's latest patents focus on temperature measurement and heat-treating methods and systems. One of his methods involves identifying the temperature of a first surface of a workpiece and controlling the energy of an irradiance flash incident on that surface based on the temperature. This process includes measuring the temperature during the initial portion of the irradiance flash and adjusting the power for the remaining portion. The workpiece often includes a semiconductor wafer, specifically targeting the device side for precise temperature control. Another patent details a method for measuring the intensity of radiation thermally emitted from a workpiece's surface to identify its present temperature, particularly while the device side is being irradiated.
Career Highlights
Throughout his career, Lefrancois has worked with several companies, including Vortek Industries Ltd. and Mattson Technology Canada, Inc. His experience in these organizations has allowed him to refine his expertise in temperature measurement technologies and heat treatment processes.
Collaborations
Lefrancois has collaborated with notable professionals in his field, including David Malcolm Camm and Brendon James Hickson. These partnerships have contributed to the development of innovative solutions in semiconductor technology.
Conclusion
Marcel Edmond Lefrancois is a distinguished inventor whose work in temperature measurement and heat-treating methods has made a significant impact on the semiconductor industry. His patents reflect a commitment to advancing technology and improving manufacturing processes.