Granted Patent
Utility
US 5,579,128 · App. 08/538,356
Contact image sensor and roller mounting structure for scanners
Inventor:
John C. Cheng
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Oct 3, 1995
Inventor
John C. Cheng
Assignee (at issue)
Silitek 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.