Company Filing History:
7 out of 152 
1 out of 16 
Years Active: 2015-2019
Title: The Innovative Contributions of Dave Fletcher
Introduction
Dave Fletcher is a notable inventor based in Flint, MI (US), recognized for his significant contributions to engineering and technology. With a total of seven patents to his name, Fletcher has made strides in the field of vacuum technology, particularly through his innovative designs of aspirators utilizing the Venturi effect.
Latest Patents
Fletcher's latest patents focus on aspirators designed to produce vacuum using the Venturi effect. One of his inventions features a Venturi device that generates vacuum from fluids in an engine system. This device includes a body that defines a Venturi gap, which separates the outlet end of a converging motive section from the inlet end of a diverging discharge section. The design incorporates a suction port in fluid communication with the Venturi gap. The converging motive section is characterized by a circular-shaped motive inlet and an elliptical or polygonal-shaped motive outlet. The diverging discharge section also features an elliptical or polygonal-shaped discharge inlet. In one embodiment, the inner passageway of the converging motive section transitions as a hyperbolic function from the circular-shaped motive inlet to the elliptical or polygonal-shaped motive outlet, ensuring efficient vacuum production.
Career Highlights
Throughout his career, Dave Fletcher has worked with several companies, including Dayco IP Holdings, LLC and Tlx Technologies, LLC. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Fletcher has collaborated with notable coworkers such as Brian M. Graichen and Matt Gilmer, further enhancing his work through shared expertise and innovative ideas.
Conclusion
Dave Fletcher's contributions to the field of vacuum technology through his patents and collaborations highlight his role as a significant inventor. His innovative designs continue to influence engineering practices and demonstrate the importance of creativity in technological advancements.
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.