Location History:
- Inglewood, OH (US) (1992)
- Dayton, OH (US) (1993 - 2000)
Company Filing History:
1 out of 58 
1 out of 2 
1 out of 1 Years Active: 1992-2025
Title: The Innovative Contributions of Donald K. Greier
Introduction
Donald K. Greier is a notable inventor based in Dayton, OH (US), recognized for his contributions to engineering and technology. He holds a total of 4 patents, showcasing his innovative spirit and dedication to advancing his field. His work has significantly impacted various industries, particularly in the design and functionality of machinery.
Latest Patents
Among his latest patents, Greier has developed a screen cylinder with improved slot width protection and a method for removing solid contaminants from a solid suspension. This invention features profiled bars aligned longitudinally and coupled to at least one support ring. Each profiled bar includes an outer surface, a first slot surface, and a second slot surface, which together define a slot. The hardened layer on the first slot surface enhances durability, ensuring the screen cylinder performs effectively in various applications.
Another significant invention is the coordinate measuring machine (CMM), which boasts improved manufacturability and low cost while maintaining high performance standards. The CMM incorporates a polymer composite gantry-style base with a three-point support configuration in the X, Y, and Z axes. This innovative design minimizes non-repeatable errors and enhances the overall manufacturability of the CMM, marking a substantial improvement in its design and construction.
Career Highlights
Throughout his career, Greier has worked with prominent companies such as Giddings & Lewis, LLC and Warner & Swasey Company, Sheffield Measurement Division. His experience in these organizations has allowed him to refine his skills and contribute to various engineering projects.
Collaborations
Greier has collaborated with notable colleagues, including Frederick K. Bell and Freddie L. Raleigh. These partnerships have fostered a creative environment that has led to the development of innovative solutions in their respective fields.
Conclusion
Donald K. Greier's contributions to engineering through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry, showcasing the importance of innovation in technology.
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.