Granted Patent
Utility
US 5,182,721 · App. 07/590,060
Process and apparatus for controlling the inking process in a printing machine
Inventors:
Helmut Kipphan, Gerhard Loffler, Guido Keller, Hans Ott
Patented Case
View Patent ↗
Granted: Jan 26, 1993
Filed: Sep 28, 1990
Inventors
Helmut Kipphan
Gerhard Loffler
Guido Keller
Hans Ott
Assignees (at issue)
Heidelberger Druckmaschinen AG
Gretag Aktiengesellschaft
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.