Granted Patent
Utility
US 5,000,766 · App. 07/401,397
Suction system gas separator from fluid
Inventors:
Hisashi Yano, Junsuke Yabumoto
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: Aug 31, 1989
Inventors
Hisashi Yano
Junsuke Yabumoto
Assignee (at issue)
Mitsubishi Oil 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.