This inventor holds 8 USPTO granted patents. Top assignees: Universities Research Association, Inc., The United States of America as Represented by the United States, The University of Chicago. Active years: 1981-1999.
Company Filing History:
4 out of 36 
3 out of 3,975 
1 out of 964 
Years Active: 1981-1999
Title: Ralph C Niemann: Innovator in High-Temperature Superconductors
Introduction
Ralph C Niemann is a notable inventor based in Downers Grove, IL (US), recognized for his contributions to the field of high-temperature superconductors. With a total of 8 patents to his name, Niemann has made significant advancements in measuring and insulating technologies that operate at cryogenic temperatures.
Latest Patents
One of Niemann's latest patents is the "Automatic HTS Force Measurement Instrument." This innovative device measures the levitation force of high-temperature superconductor samples in relation to a reference magnet. It features a receptacle that holds multiple superconductor samples, each cooled to superconducting temperatures. A rotatable carousel allows for the selection of a sample, while a mechanism adjusts the distance between the sample and the reference magnet. A sensor then measures the levitation force as a function of this distance.
Another significant patent is the "Method of Fabricating a Multilayer Insulation Blanket." This improved insulation blanket is designed for cryogenic structures operating at very low temperatures. The blanket's design incorporates layers of insulating material that increase in size to accommodate thermal contraction. The fabrication method involves winding a continuous sheet of thermally reflective material around a cylindrical mandrel, binding the layers, and cutting them for removal.
Career Highlights
Throughout his career, Niemann has worked with esteemed organizations such as the Universities Research Association, Inc. and the United States of America as represented by the United States. His work has contributed to advancements in superconducting technologies and insulation methods.
Collaborations
Niemann has collaborated with notable individuals in his field, including John D Gonczy and William N Boroski. These partnerships have fostered innovation and development in high-temperature superconducting applications.
Conclusion
Ralph C Niemann's contributions to the field of high-temperature superconductors and cryogenic insulation are significant. His innovative patents and collaborations highlight his role as a leading inventor in this specialized area.