Location History:
- Springfield, OH (US) (1986 - 1987)
- Lynchburg, VA (US) (1989 - 1997)
Company Filing History:
1 out of 26 
1 out of 1,158 
1 out of 832,718 Years Active: 1986-1997
Title: The Innovative Contributions of Donald R. Stewart
Introduction
Donald R. Stewart, an accomplished inventor based in Lynchburg, Virginia, has made significant strides in engineering and technology, holding four patents to his name. His innovative work primarily focuses on enhancing processes used in steam generators, demonstrating a commitment to improving efficiency and quality in various industrial applications.
Latest Patents
One of Stewart's latest inventions is the "Resonating Electroplating Anode and Process". This invention introduces an advanced resonating electroplating anode electrode designed to electroplate the internal surfaces of steam generator tubing. The anode comprises multiple tubular pieces of ceramic resonating material, which are affixed to an anode tube. During operation, the electrode is surrounded by an electrolyte solution that moves through an annular space between the generator tube and the anode. The resonance generated by the materials enhances the electroplating process through ultrasonic vibrations, resulting in reduced plating time, improved production rates, and enhanced quality of the deposited nickel. The mechanics of Stewart's invention lead to less porous layers, improved corrosion resistance, and superior ductility, marking a significant improvement over existing electroplating techniques.
Stewart's other notable patent, the "Articulated Delivery System," serves a vital role in the maintenance of recirculating steam generators. This system involves an elongated flexible snorkel equipped with multiple channels for search and retrieval tools. The snorkel's design incorporates cables and a steering device, allowing for precise articulation and control, thus facilitating effective retrieval operations in complex environments.
Career Highlights
Throughout his career, Donald R. Stewart has worked with prominent organizations, most notably Framatome Technologies, Inc. His work within this company has undoubtedly contributed to the advancement of engineering practices in the energy sector. Stewart's innovations have played a crucial role in improving the functionality and reliability of essential components used in steam generators.
Collaborations
In his journey as an inventor, Stewart has collaborated with talented professionals, including Mihai G. Pop and James E. Galford. These partnerships have fostered innovation and contributed valuable insights into the development of their respective projects, embodying the spirit of teamwork essential in engineering.
Conclusion
Donald R. Stewart stands out as a figure of ingenuity, continually pushing boundaries with his inventive solutions. His patents are testament to his dedication to improving industrial processes, particularly within the realm of steam generator technology. His contributions not only enhance functionality but also set a precedent for future innovations in the field.
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.