Granted Patent
Utility
US 5,146,299 · App. 07/487,056
Ferroelectric thin film material, method of deposition, and devices using same
Inventors:
Donald R. Lampe, Samar Sinharoy, Shu-Yau Wu, Harry Buhay, Maurice H. Francombe, S. Visvanathan Krishnaswamy
Patented Case
View Patent ↗
Granted: Sep 8, 1992
Filed: Mar 2, 1990
Inventors
Donald R. Lampe
Samar Sinharoy
Shu-Yau Wu
Harry Buhay
Maurice H. Francombe
S. Visvanathan Krishnaswamy
Assignee (at issue)
Westinghouse Electric Company LLC
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.