Granted Patent
Utility
US 4,934,912 · App. 07/303,661
Sliding-vane rotary compressor with vibration cushioning members
Inventors:
Masahiro Iio, Yoshio Suzuki, Toshihiro Murayama, Mitsuya Ono
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Jan 30, 1989
Inventors
Masahiro Iio
Yoshio Suzuki
Toshihiro Murayama
Mitsuya Ono
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.