Granted Patent
Utility
US 6,360,972 · App. 09/543,914
Switching valve
Inventors:
Tsutomu Fuseya, Mahoro M. Fujita, Hermann Breitbach
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: Apr 6, 2000
Inventors
Tsutomu Fuseya
Mahoro M. Fujita
Hermann Breitbach
Assignees (at issue)
Delphi Technologies
ISUZU MOTORS LIMITED
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.