Granted Patent
Utility
US 5,686,999 · App. 08/499,391
Punch apparatus for improved registration of image receiving material in an image forming device
Inventors:
Yuji Mizuno, Shiro Kitawaki
Patented Case
View Patent ↗
Granted: Nov 11, 1997
Filed: Jul 7, 1995
Inventors
Yuji Mizuno
Shiro Kitawaki
Assignee (at issue)
DAINIPPON SCREEN MFG. CO., LTD.
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.