Granted Patent
Utility
US 4,869,652 · App. 07/316,506
Variable capacity compressor
Inventors:
Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Toshio Yamaguchi, Kazuo Eitai
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Feb 27, 1989
Inventors
Nobuyuki Nakajima
Kenichi Inomata
Masaya Moruta
Toshio Yamaguchi
Kazuo Eitai
Assignee (at issue)
Diesel Kiki Co., Ltd.
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.