Granted Patent
Utility
US 5,535,593 · App. 08/293,621
Apparatus and method for temperature control of a cryocooler by adjusting the compressor piston stroke amplitude
Inventors:
Yeong-Wei A. Wu, Michael H. Kieffer
Patented Case
View Patent ↗
Granted: Jul 16, 1996
Filed: Aug 22, 1994
Inventors
Yeong-Wei A. Wu
Michael H. Kieffer
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.