Granted Patent
Utility
US 6,581,471 · App. 09/998,292
Output device for pressure transducer
Inventor:
Chris P. Grudzien
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Nov 30, 2001
Inventor
Chris P. Grudzien
Assignee (at issue)
MKS Instruments, 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.