Granted Patent
Utility
US 6,045,337 · App. 09/081,506
Clutchless variable capacity swash plate compressor
Inventor:
Hiroshi Tokumasu
Patented Case
View Patent ↗
Granted: Apr 4, 2000
Filed: May 20, 1998
Inventor
Hiroshi Tokumasu
Assignee (at issue)
Zexel GmbH
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.