Location History:
- Laurel, MD (US) (1982 - 1983)
- Baltimore, MD (US) (1984)
- Acton, MA (US) (2002 - 2009)
Company Filing History:
4 out of 4 
4 out of 832,891 Years Active: 1982-2009
Title: The Innovative Mind of Michael P. Carpenter
Introduction
Michael P. Carpenter, an accomplished inventor based in Acton, Massachusetts, has made significant contributions to the field of radio frequency identification (RFID) technology. With a remarkable portfolio of eight patents, Carpenter has continually pushed the boundaries of innovation, particularly in optimizing RFID systems for use with metal substrates.
Latest Patents
Among Carpenter's latest inventions are two noteworthy patents focusing on RFID tags. The first patent outlines a system and method for using ultra high frequency RFID tags alongside metal substrates and liquids. The invention features an RFID isolator made from materials with complex magnetic permeability, which is placed between the RFID tag and the substrate. This isolator can be a single material with a dielectric constant gradient or a combination of layers, enhancing the interaction between the tag and substrate.
The second patent is centered on RFID tags operating at 13.56 MHz frequency, which aims to improve their performance when used with metal surfaces. This invention introduces an optimal thickness for RFID isolator material, essential for maximizing read distance. Deviating from this ideal thickness results in decreased performance. The patent covers methods for determining this optimal thickness, ensuring better efficiency in RFID applications.
Career Highlights
Michael P. Carpenter has worked with esteemed companies that reflect his expertise in the field, including Emerson & Cuming Microwave Products, Inc. His experience in various roles has established him as a prominent figure in RFID technology and innovation.
Collaborations
Throughout his career, Carpenter has collaborated with notable colleagues, including Mary M. Osward and David A. Gibbs. These partnerships have facilitated the exchange of ideas and expertise, further enhancing the development and refinement of RFID technologies.
Conclusion
Michael P. Carpenter's journey as an inventor exemplifies the spirit of innovation in the technology sector. His eight patents demonstrate a commitment to advancing RFID technology, particularly in challenging environments such as those involving metal substrates. Carpenter's work continues to influence the industry, showcasing the importance of inventive thinking and collaboration in fostering technological progress.