Granted Patent
Utility
US 5,205,723 · App. 07/751,128
Hermetically sealed compressor
Inventors:
Hideki Kawai, Satoshi Wada, Masahiko Osaka
Patented Case
View Patent ↗
Granted: Apr 27, 1993
Filed: Aug 28, 1991
Inventors
Hideki Kawai
Satoshi Wada
Masahiko Osaka
Assignee (at issue)
Matsushita Refrigeration 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.