John S Palfreeman

Title: The Innovative Contributions of John S. Palfreeman

Introduction

John S. Palfreeman is a notable inventor based in Brockham, GB. He has made significant contributions to the field of technology, particularly in display systems and electrical filters. With a total of 2 patents to his name, Palfreeman's work has garnered attention in the industry.

Latest Patents

Palfreeman's latest patents include advancements in magnetic bubble display systems and electrical filters. The magnetic bubble display system features a display arrangement that includes a source of polarized radiation and a magnetic material capable of supporting magnetic bubble domains. This innovative design allows for the production of a modulated beam and a visual display of encoded images. His second patent focuses on electrical filters, specifically a surface acoustic wave band-pass filter. This filter comprises a piezoelectric substrate with first and second SAW resonators tuned to the same frequency and coupled together, enhancing the efficiency of signal processing.

Career Highlights

John S. Palfreeman is currently associated with U.S. Philips Corporation, where he continues to push the boundaries of technology. His work has been instrumental in developing new methods and systems that improve electronic displays and filtering techniques.

Collaborations

Palfreeman has collaborated with notable colleagues such as Martin Redwood and Frederick Warren Smith. These partnerships have contributed to the advancement of his projects and the successful implementation of his innovative ideas.

Conclusion

John S. Palfreeman's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence advancements in display systems and electrical filters, showcasing the importance of innovation in technology.