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David A. Ferreira
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Hope, RI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Flowmeter specification and ordering system
Patent number
7,516,023
Issue date
Apr 7, 2009
Invensys Systems, Inc.
David A. Ferreira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Flowmeter specification and ordering system
Patent number
7,197,408
Issue date
Mar 27, 2007
Invensys Systems, Inc.
David A. Ferreira
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Distributed Proportional/Integral/Derivative Tuning
Publication number
20120215326
Publication date
Aug 23, 2012
Invensys Systems Inc.
Larry K. Brown
G05 - CONTROLLING REGULATING
Information
Patent Application
Live Device Graphical Status Tree
Publication number
20100174388
Publication date
Jul 8, 2010
David A. Ferreira
G05 - CONTROLLING REGULATING
Information
Patent Application
System and Method for Remote Monitoring and Control of Field Device
Publication number
20100175012
Publication date
Jul 8, 2010
Peter E. Allstrom
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Flowmeter specification and ordering system
Publication number
20070010955
Publication date
Jan 11, 2007
David A. Ferreira
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Flowmeter specification and ordering system
Publication number
20050171708
Publication date
Aug 4, 2005
David A. Ferreira
G06 - COMPUTING CALCULATING COUNTING