Granted Patent
Utility
US 6,262,411 · App. 09/365,943
Direct detection receiver
Inventor:
Sethumadhavan Chandrasekhar
Patented Case
View Patent ↗
Granted: Jul 17, 2001
Filed: Aug 2, 1999
Inventor
Sethumadhavan Chandrasekhar
Assignee (at issue)
Agere Systems Optoelectronics Guardian Corporation
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.