Granted Patent
Utility
US 6,281,022 · App. 09/704,496
Multi-phase lead germanate film deposition method
Inventors:
Tingkai Li, Fengyan Zhang, Sheng Teng Hsu
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Nov 1, 2000
Inventors
Tingkai Li
Fengyan Zhang
Sheng Teng Hsu
Assignee (at issue)
Sharp Laboratories of America, 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.