Company Filing History:
1 out of 14 
1 out of 1 Years Active: 2009
Title: John H Sedo: Innovator in Reactor Pressure Tube Inspection
Introduction
John H Sedo is a notable inventor based in Aurora, CA. He has made significant contributions to the field of materials science, particularly in the inspection of reactor pressure tubes. His innovative approach has led to the development of a unique apparatus and method that enhances the safety and reliability of reactor systems.
Latest Patents
John H Sedo holds 1 patent for his invention titled "Methods and apparatus for inspecting reactor pressure tubes." This patent describes an apparatus and method for determining terminal solid solubility temperature in materials capable of forming hydrides, such as reactor pressure tubes. The invention involves positioning an inspection device within the reactor pressure tube under test, where a pair of annular seals are radially deployed to seal a section of the pressure tube. The method includes displacing any water within the sealed section through gas injection and heating, allowing for the drying of the tube and the device. A probe assembly is then deployed to measure resistivity changes in the pressure tube wall as a function of temperature, providing critical data for assessing the integrity of the reactor pressure tube.
Career Highlights
Throughout his career, John H Sedo has worked with prominent companies in the energy sector, including Ontario Power Generation, Inc. and Kinetrics, Inc. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in reactor technology.
Collaborations
John has collaborated with notable professionals in his field, including Kelvin Tashiro and Mario Ng. These collaborations have further enriched his work and have led to the development of effective solutions for reactor pressure tube inspection.
Conclusion
John H Sedo's contributions to the field of reactor pressure tube inspection demonstrate his commitment to innovation and safety in nuclear technology. His patented methods and apparatus are vital for ensuring the integrity of reactor systems, showcasing the importance of inventors in advancing engineering solutions.