Granted Patent
Utility
US 6,694,730 · App. 10/160,570
Stirling cycle cryocooler with improved magnet ring assembly and gas bearings
Inventors:
Amr O'Baid, Wallace Kunimoto
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: May 30, 2002
Inventors
Amr O'Baid
Wallace Kunimoto
Assignee (at issue)
Superconductor Technologies Inc.
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.