Granted Patent
Utility
US 5,893,624 · App. 08/889,230
Liquid crystal display device
Inventors:
Tsutomu Matsuhira, Satoshi Arai
Patented Case
View Patent ↗
Granted: Apr 13, 1999
Filed: Jul 8, 1997
Inventors
Tsutomu Matsuhira
Satoshi Arai
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.