John Calhoun

Person

Lexington, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Modular pump platform
- Patent number 10,473,096
- Issue date Nov 12, 2019
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Angular synchronization of stationary and orbiting plate scroll bla...
- Patent number 10,294,939
- Issue date May 21, 2019
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vacuum pump system with light gas pumping and leak detection appara...
- Patent number 10,094,381
- Issue date Oct 9, 2018
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll vacuum pump and method of maintenance including replacing a...
- Patent number 9,822,780
- Issue date Nov 21, 2017
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vacuum scroll pump having pressure-balanced orbiting plate scroll
- Patent number 9,605,674
- Issue date Mar 28, 2017
- Agilent Technologies, Inc.
- Ronald J. Forni
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Vibration/noise management in a scroll compressor
- Patent number 9,435,339
- Issue date Sep 6, 2016
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll vacuum pump and method of maintenance including replacing a...
- Patent number 9,341,186
- Issue date May 17, 2016
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Angular synchronization of stationary and orbiting plate scroll bla...
- Patent number 9,328,730
- Issue date May 3, 2016
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll pump having separable orbiting plate scroll and method of re...
- Patent number 8,961,160
- Issue date Feb 24, 2015
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Scroll pump with isolation barrier
- Patent number 8,622,724
- Issue date Jan 7, 2014
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
HERMETIC VACUUM PUMP ISOLATION VALVE
- Publication number 20180058453
- Publication date Mar 1, 2018
- Agilent Technologies, Inc.
- George Galica
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VACUUM PUMP SYSTEM WITH LIGHT GAS PUMPING AND LEAK DETECTION APPARA...
- Publication number 20160356273
- Publication date Dec 8, 2016
- AGILENT TECHNOLOGIES, INC.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll Vacuum Pump and Method of Maintenance Including Replacing a...
- Publication number 20160201674
- Publication date Jul 14, 2016
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Angular Synchronization of Stationary and Orbiting Plate Scroll Bla...
- Publication number 20160201670
- Publication date Jul 14, 2016
- Agilent Technologies, Inc.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VACUUM SCROLL PUMP HAVING PRESSURE-BALANCED ORBITING PLATE SCROLL
- Publication number 20150184656
- Publication date Jul 2, 2015
- AGILENT TECHNOLOGIES, INC.
- Ronald J. Forni
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll Vacuum Pump and Method of Maintenance Including Replacing a...
- Publication number 20140322055
- Publication date Oct 30, 2014
- John CALHOUN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Angular Synchronization of Stationary and Orbiting Plate Scroll Bla...
- Publication number 20140301879
- Publication date Oct 9, 2014
- AGILENT TECHNOLOGIES, INC.
- John CALHOUN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Scroll Pump Having Separable Orbiting Plate Scroll and Method of Re...
- Publication number 20140294640
- Publication date Oct 2, 2014
- John CALHOUN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
MODULAR PUMP PLATFORM
- Publication number 20140271233
- Publication date Sep 18, 2014
- AGILENT TECHNOLOGIES, INC.
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VIBRATION/NOISE MANAGEMENT IN A SCROLL COMPRESSOR
- Publication number 20140271242
- Publication date Sep 18, 2014
- AGILENT TECHNOLOGIES, INC.
- John CALHOUN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SCROLL PUMP WITH ISOLATION BARRIER
- Publication number 20110076172
- Publication date Mar 31, 2011
- John Calhoun
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

John Calhoun

Person

Patents Grantslast 30 patents

Modular pump platform

Angular synchronization of stationary and orbiting plate scroll bla...

Vacuum pump system with light gas pumping and leak detection appara...

Scroll vacuum pump and method of maintenance including replacing a...

Vacuum scroll pump having pressure-balanced orbiting plate scroll

Vibration/noise management in a scroll compressor

Scroll vacuum pump and method of maintenance including replacing a...

Angular synchronization of stationary and orbiting plate scroll bla...

Scroll pump having separable orbiting plate scroll and method of re...

Scroll pump with isolation barrier

Patents Applicationslast 30 patents

HERMETIC VACUUM PUMP ISOLATION VALVE

VACUUM PUMP SYSTEM WITH LIGHT GAS PUMPING AND LEAK DETECTION APPARA...

Scroll Vacuum Pump and Method of Maintenance Including Replacing a...

Angular Synchronization of Stationary and Orbiting Plate Scroll Bla...

VACUUM SCROLL PUMP HAVING PRESSURE-BALANCED ORBITING PLATE SCROLL

Scroll Vacuum Pump and Method of Maintenance Including Replacing a...

Angular Synchronization of Stationary and Orbiting Plate Scroll Bla...

Scroll Pump Having Separable Orbiting Plate Scroll and Method of Re...

MODULAR PUMP PLATFORM

VIBRATION/NOISE MANAGEMENT IN A SCROLL COMPRESSOR

SCROLL PUMP WITH ISOLATION BARRIER