Granted Patent
Utility
US 6,016,964 · App. 09/059,255
Air-mix door control device for automobile air-conditioning system
Inventor:
Masashi Ohkubo
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Apr 14, 1998
Inventor
Masashi Ohkubo
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.