Granted Patent
Utility
US 6,364,644 · App. 09/712,943
Scroll-type fluid displacement apparatus
Inventor:
Satoru Saito
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Nov 16, 2000
Inventor
Satoru Saito
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.