Granted Patent
Utility
US 6,022,204 · App. 09/156,165
Vane compressor having a single suction groove formed in a side member which is in direct contact with a cam ring
Inventors:
Toshihiro Murayama, Shunji Muta, Tomoyasu Takahashi
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Sep 17, 1998
Inventors
Toshihiro Murayama
Shunji Muta
Tomoyasu Takahashi
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.