Granted Patent
Utility
US 5,528,210 · App. 08/339,263
W-shaped superconducting electromagnetic system for magnetic levitation vehicles
Inventors:
Xianrui Huang, Joseph A. Waynert, Charles M. Weber, Minfeng Xu
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Nov 10, 1994
Inventors
Xianrui Huang
Joseph A. Waynert
Charles M. Weber
Minfeng Xu
Assignee (at issue)
The Babcock & Wilcox Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.