Location History:
- St. Albans, EN (1977)
- Wheathampstead, GB (1989 - 1990)
- Herts, GB (2001)
- Hitchin, GB (2001)
Company Filing History:
Years Active: 1977-2001
Title: Harvey J Dunstan: Innovator in Particle Sensing Technology
Introduction
Harvey J Dunstan is a notable inventor based in Herts, GB, recognized for his contributions to the field of particle sensing technology. With a total of 5 patents to his name, Dunstan has developed innovative methods and apparatuses that enhance the characterization of particles in various mediums.
Latest Patents
Dunstan's latest patents include an "Apparatus incorporating a sensing conduit in conductive material and method of use thereof for sensing and characterizing particles." This invention features a particle-sensing structure with a continuous wall that defines a hydrodynamically smooth conduit. The design allows a liquid suspension of particles to pass through while simultaneously conducting an electrical current. The particles are sensed and characterized by monitoring changes in the electrical current as they traverse the conduit. The wall of the conduit is made from a material with electrical resistivity comparable to that of the liquid medium, distinguishing it from conventional Coulter apertures.
Another significant patent is the "Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle." This apparatus includes a volumeter assembly with a conduit that allows a particle suspension to flow while an electrical current is applied. The assembly features traditional Coulter conduit wafers and electrically conductive collars that enhance the electric and hydrodynamic fields, improving the accuracy of particle characterization.
Career Highlights
Throughout his career, Dunstan has worked with prominent companies such as Coulter Electronics, Inc. and Coulter International Corporation. His work has significantly impacted the field of particle sensing, leading to advancements in both technology and methodology.
Collaborations
Dunstan has collaborated with notable individuals in his field, including Marshall Donnie Graham and John Geoffrey Harfield. These partnerships have contributed to the development of innovative solutions in particle sensing technology.
Conclusion
Harvey J Dunstan's contributions to particle sensing technology through his patents and collaborations have established him as a key figure in the field. His innovative approaches continue to influence advancements in the characterization of particles in various mediums.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.