Granted Patent
Utility
US 5,367,955 · App. 08/071,034
Method and device for cleaning an ink roller train for use in printing machines
Inventors:
Akira Hara, Toshisaburou Takagi
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Jun 2, 1993
Inventors
Akira Hara
Toshisaburou Takagi
Assignee (at issue)
BJ TRADING LLC
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.