Granted Patent
Utility
US 4,803,630 · App. 07/195,475
Vehicle height control system
Inventors:
Shozo Takizawa, Mitsunori Maruyama, Minoru Tatemoto, Shigeki Ohtagaki
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: May 3, 1988
Inventors
Shozo Takizawa
Mitsunori Maruyama
Minoru Tatemoto
Shigeki Ohtagaki
Assignee (at issue)
MITSUBISHI ELECTRIC 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.