Granted Patent
Utility
US 6,264,111 · App. 08/548,652
Proportional-integral-derivative controller having adaptive control capability
Inventors:
John C. Nicolson, Guido M. Schuster
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: Oct 26, 1995
Inventors
John C. Nicolson
Guido M. Schuster
Assignee (at issue)
SIEMENS BUILDING TECHNOLOGIES AG
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.