Granted Patent
Utility
US 5,766,013 · App. 08/624,896
Braille cell provided with an actuator comprising a mechanically responding, intrinsic conducting polymer
Inventor:
Klaas Robbert Vuyk
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: Mar 27, 1996
Inventor
Klaas Robbert Vuyk
Assignee (at issue)
F.J. Tieman B.V.
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.