Company Filing History:
Years Active: 1990-1998
Title: The Innovative Mind of Duane Preston
Introduction
Duane Preston, an accomplished inventor based in New Prague, MN, has made significant contributions to the field of engineering and technology. With a total of six patents to his name, Preston has demonstrated a remarkable ability to innovate and solve complex challenges, particularly in the realm of cryogenics and natural gas delivery systems.
Latest Patents
Among his latest patents is the "Float-type shut off device for a cryogenic storage tank." This innovative design employs a snap-action flow interrupt mechanism that terminates the flow into a cryogenic storage container. It utilizes the momentum of the incoming liquid spray to maintain the float in a submerged position until the optimal liquid level is reached. The configuration ensures that as the liquid level rises, the float is forced up when the spray is disrupted, generating a pressure spike that can be detected for effective fill termination.
Another notable patent is the "Self-contained liquid natural gas filling station." This portable delivery station, mounted on a movable skid frame, allows for instant LNG delivery to vehicles. The system features a spill containment mechanism and a variable speed pump designed to control both LNG dispensing and saturation levels, enabling immediate delivery without the need for pre-cooling.
Career Highlights
Duane Preston has worked with several engineering firms, including MVE, Inc. and Minnesota Valley Engineering, Inc. His experience in these organizations has undoubtedly influenced his inventive pursuits, allowing him to apply his expertise in practical settings.
Collaborations
Throughout his career, Preston has collaborated with talented professionals such as Paul A. Drube and Michael Lutgen. These partnerships have fostered an environment of shared ideas and innovation, further enhancing the impact of his work.
Conclusion
Duane Preston exemplifies the spirit of innovation with his patented inventions, addressing critical needs in cryogenic technology and natural gas delivery. His career reflects a commitment to advancing engineering solutions, inspiring future inventors to pursue their own groundbreaking ideas.
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.