Company Filing History:
2 out of 30,045 
1 out of 410 
Years Active: 1999-2012
Title: Der-Yan Frank Roan: Innovator in Gas Turbine Technology
Introduction
Der-Yan Frank Roan is a notable inventor based in Maitland, FL (US). He has made significant contributions to the field of gas turbine technology, holding a total of 3 patents. His work focuses on methods for restoring the microstructure of textured articles, particularly in the context of gas turbine blades and vanes.
Latest Patents
One of his latest patents is a method for restoring the microstructure of a textured article and refurbishing a gas turbine blade or vane. This invention addresses the issue of grain recrystallization that may occur during a solution heat treatment, especially at the surface rim of the article. The method involves coating the surface of the article with a high-temperature stable surface coating or developing an oxide scale in a controlled manner, followed by a solution heat treatment that maintains the thermally stable surface coating.
Career Highlights
Throughout his career, Der-Yan Frank Roan has worked with prominent companies such as Siemens Aktiengesellschaft and Siemens Westinghouse Power Corporation. His experience in these organizations has allowed him to refine his expertise in gas turbine technology and contribute to innovative solutions in the industry.
Collaborations
Some of his notable coworkers include Ralf Buergel and Winfried Esser. Their collaboration has likely fostered an environment of innovation and creativity in their respective projects.
Conclusion
Der-Yan Frank Roan's contributions to gas turbine technology through his patents and collaborations highlight his role as an influential inventor in the field. His innovative methods for restoring microstructures in textured articles continue to impact the industry positively.