Granted Patent
Utility
US 6,068,458 · App. 09/013,195
Scroll-type fluid displacement apparatus
Inventor:
Toshiyuki Kikuchi
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Jan 26, 1998
Inventor
Toshiyuki Kikuchi
Assignee (at issue)
SANDEN 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.