Granted Patent
Utility
US 6,836,081 · App. 09/999,157
LED driver circuit and method
Inventors:
David F. Swanson, James Stewart, Michael K. Lam, Marcello Criscione
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: Oct 31, 2001
Inventors
David F. Swanson
James Stewart
Michael K. Lam
Marcello Criscione
Assignees (at issue)
STMICROELECTRONICS, INC.
STMICROELECTRONICS S.r.l.
Lumileds Lighting US, 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.