Granted Patent
Utility
US 5,935,406 · App. 08/930,578
Process for manufacture of uniformly sized metal spheres
Inventors:
Karel Hajmrle, Kenneth G. Reid
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Oct 17, 1997
Inventors
Karel Hajmrle
Kenneth G. Reid
Assignee (at issue)
ThermicEdge Corporation
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.