Granted Patent
Utility
US 4,366,993 · App. 06/110,029
Gas bearings
Inventors:
Kyosuke Ono, Koshi Murata
Patented Case
View Patent ↗
Granted: Jan 4, 1983
Filed: Jan 7, 1980
Inventors
Kyosuke Ono
Koshi Murata
Assignee (at issue)
NIPPON TELEGRAPH AND TELEPHONE 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.