Granted Patent
Utility
US 5,646,518 · App. 08/342,188
PTAT current source
Inventors:
Kadaba Lakshmikumar, Krishnaswamy Nagaraj, David Rich, Khong-Meng Tham
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Nov 18, 1994
Inventors
Kadaba Lakshmikumar
Krishnaswamy Nagaraj
David Rich
Khong-Meng Tham
Assignee (at issue)
LUCENT TECHNOLOGIES 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.