Location History:
- Simpsonville, SC (US) (1995 - 1998)
- Gahanna, OH (US) (1998)
Company Filing History:
Years Active: 1995-1998
Title: The Innovations of David A. Greer
Introduction
David A. Greer is a notable inventor based in Simpsonville, SC (US). He holds a total of seven patents, showcasing his contributions to technology and engineering. His work primarily focuses on advancements in data acquisition and railway vehicle safety.
Latest Patents
One of Greer's latest patents is for an event history data acquisition system. This invention involves an event data recorder designed to capture and format data related to specific operational events of a mechanism. The recorder features a circular buffer that temporarily stores data elements, ensuring that the most recent data continuously overwrites the oldest data as storage limits are reached. Additionally, it includes a timer that activates upon each event occurrence, allowing for the retention and analysis of data elements.
Another significant patent is the proportional polarity shift wheel slide protection process. This invention is particularly relevant for steel wheel/steel rail vehicles, especially self-propelled transit type railway vehicles. It employs slide detection logic to predict the necessary force reduction to control slippage and correct slide conditions. The process modulates both dynamic and friction braking to effectively manage slides, making it adaptable for microprocessor applications.
Career Highlights
David A. Greer is currently employed at Westinghouse Air Brake Company, where he continues to innovate and develop new technologies. His expertise in data acquisition and railway safety has made a significant impact in his field.
Collaborations
Throughout his career, Greer has collaborated with notable colleagues, including James A. Wood and David E. Schweikert. These partnerships have contributed to the advancement of his inventions and the overall progress in their respective fields.
Conclusion
David A. Greer exemplifies the spirit of innovation through his patents and contributions to technology. His work in event data acquisition and railway safety continues to influence the industry positively.
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.