IP Library Granted Patent US 5,950,521
Granted Patent Utility
US 5,950,521 · App. 08/993,983

Swash-plate compressor capable of insuring sufficient lubrication between a piston and a shoe slidably interposed between the piston and a swash plate

Inventors: Eiji Fukushima, Yoshitaka Ootsuki
Patented Case View Patent ↗
Granted: Sep 14, 1999 Filed: Dec 18, 1997
Inventors
Eiji Fukushima
Yoshitaka Ootsuki
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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 5,950,521
App. No.
08/993,983
Filed
1997-12-18
Granted
1999-09-14
Kind
A