Granted Patent
Utility
US 5,136,403 · App. 07/653,564
Display having light scattering electro-optical element
Inventors:
Philip J. Jones, Akira Tomita
Patented Case
View Patent ↗
Granted: Aug 4, 1992
Filed: Feb 11, 1991
Inventors
Philip J. Jones
Akira Tomita
Assignee (at issue)
Raychem Limited
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.