Granted Patent
Utility
US 4,794,733 · App. 06/902,521
Vehicle door apparatus
Inventor:
Yukihiro Kanemaru
Patented Case
View Patent ↗
Granted: Jan 3, 1989
Filed: Sep 2, 1986
Inventor
Yukihiro Kanemaru
Assignee (at issue)
Mazda Motor 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.