Granted Patent
Utility
US 5,652,953 · App. 08/495,077
Method and apparatus for controlling discharge potentials and timing in a reversal development type image forming apparatus
Inventor:
Masaaki Imai
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Jun 27, 1995
Inventor
Masaaki Imai
Assignee (at issue)
Brother Kogyo Kabushiki Kaisha
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.