Location History:
- Pella, IA (US) (2002 - 2010)
- Bismarck, ND (US) (2010)
Company Filing History:
10 out of 469 
1 out of 832,680 Years Active: 2002-2010
Title: Innovator Spotlight: Mark Robert Stelter
Introduction
Mark Robert Stelter, an accomplished inventor based in Pella, Iowa, has made significant contributions to the field of brush chipper technology. With a noteworthy portfolio of 10 patents, he has developed innovative solutions that enhance the functionality and efficiency of brush cutters.
Latest Patents
One of his latest inventions, titled "Method of controlling a brush chipper," introduces an improved design featuring an upper feed control member with stop, forward, neutral, and reverse positions, complemented by a lower feed stop member with selectable sensitivity. This invention aims to predict the feed roller shutoff point based on the rate of engine deceleration. To address potential jamming, the technology includes a pressure switch that detects excessive oil levels in the hydraulic motor system for the feed rollers. The controller is designed to momentarily reverse the feed rollers, allowing them to resume forward motion after overcoming drag. Additionally, the controller adapts to the characteristics of the brush cutter and can automatically reduce engine idle speed if the brush chipper has not been in use for a predetermined time.
Career Highlights
Mark Robert Stelter is currently employed at Vermeer Manufacturing Company, Inc., where he continues to push the envelope of innovation in equipment technology. His work has not only advanced the capabilities of brush chippers but has also significantly impacted the efficiency of related machinery in the industry.
Collaborations
Throughout his career, Stelter has collaborated with notable professionals, including James L. O'Halloran and Dennis K. Gabler. This teamwork has fostered a creative environment where cutting-edge ideas can flourish, leading to the successful development of multiple patented technologies.
Conclusion
Mark Robert Stelter exemplifies the spirit of innovation in the engineering field. His latest patents reflect a deep understanding of equipment functionality and user needs, ensuring that brush chipper technology evolves efficiently. With continued ingenuity and collaboration, Stelter is poised to influence the industry significantly in the years to come.
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.