Granted Patent
Utility
US 6,646,709 · App. 09/906,096
Liquid crystal display unit with spacer less damaged in washing solution and process for fabrication thereof
Inventor:
Kimikazu Matsumoto
Patented Case
View Patent ↗
Granted: Nov 11, 2003
Filed: Jul 17, 2001
Inventor
Kimikazu Matsumoto
Assignee (at issue)
NEC LCD Technologies, 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.