This inventor holds 3 USPTO granted patents. Top assignee: United Kingdom Atomic Energy Authority. Active years: 1989.
Location History:
- Oxfordshire, GB (1989)
- Didcot, GB (1989)
Company Filing History:
Years Active: 1989
Title: Graham N Plested: Innovator in Material Characterization
Introduction
Graham N Plested is a notable inventor based in Didcot, GB. He has made significant contributions to the field of material characterization, holding a total of 3 patents. His work focuses on innovative methods for analyzing materials using microwave technology.
Latest Patents
One of his latest patents is a method of characterizing a material that utilizes an element capable of propagating and resonating microwaves. This method involves arranging a weakly-coupled isolated microstrip device or a microwave cavity so that fringing fields from the element interact with the material. By coupling microwaves into the element at a frequency near resonance and applying a modulating signal, the dielectric constant and dielectric loss of the material can be determined through measurements of both the mean response and the modulation of the response.
Another significant patent is a microwave probe designed for determining properties of a fluid medium. This probe is particularly effective for measuring dielectric constant and dielectric loss. It consists of an insulating substrate that is metallized on one face, with an electrically isolated, ring-shaped resonant element defined on the opposite face. The probe includes shielded means to couple microwaves into and from the element, allowing it to undergo resonance. The resonant frequency is dependent on the dielectric constant of an adjacent medium, while the Q-factor of the resonance is influenced by the dielectric loss of the medium.
Career Highlights
Graham N Plested is currently associated with the United Kingdom Atomic Energy Authority, where he continues to advance his research and innovations in material characterization. His work has been instrumental in enhancing the understanding of material properties through microwave technology.
Collaborations
Graham has collaborated with Michael A Flemming, contributing to the development of innovative solutions in their field.
Conclusion
Graham N Plested's contributions to material characterization through microwave technology highlight his role as a leading inventor in this domain. His patents reflect a commitment to advancing scientific understanding and practical applications in material analysis.