Company Filing History:
2 out of 17 
1 out of 832,680 Years Active: 2012-2015
Title: Innovations by David M Campbell
Introduction
David M Campbell is an accomplished inventor based in Winchester, VA. He has made significant contributions to the field of vending machine technology, holding three patents that showcase his innovative spirit and technical expertise. His work focuses on enhancing the functionality and user experience of vending machines.
Latest Patents
One of Campbell's latest patents is the Rotary Hopper, a product retrieval system designed for vending machines. This system allows for the collection of products of varying sizes at a first level while presenting them at a raised height for easier retrieval. The rotary hopper features both an actual bottom and a technical or false bottom, which does not reduce its capacity to receive dispensed products. This design ensures that products can be presented at a higher point for user convenience.
Another notable patent is the Reversible Multi-Position Gearmotor and Storage Tray for vending machines. This gearmotor can be mounted in various orientations, making it adaptable for different sizes of helix product drives. It allows for a single design of gearmotor to be used throughout a vending machine, enabling it to drive both single and dual-spiral selections. The gearmotor can rotate in either clockwise or counterclockwise directions with minimal effort, facilitating efficient operation of adjacent helixes.
Career Highlights
Throughout his career, David M Campbell has worked with Automated Merchandising Systems, Inc., where he applied his innovative ideas to improve vending machine technology. His contributions have significantly impacted the industry, making vending machines more user-friendly and efficient.
Collaborations
Campbell has collaborated with notable individuals such as Marcus A Loignon and Michael Smith, who have contributed to his projects and innovations in vending machine technology.
Conclusion
David M Campbell's inventive work in vending machine technology has led to practical solutions that enhance user experience and operational efficiency. His patents reflect a commitment to innovation and improvement in the industry.
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.