Dennis Martell

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Gas sensor and methods of forming a gas sensor assembly
- Patent number 6,305,214
- Issue date Oct 23, 2001
- Sensor Tek, LLC
- Nathan Schattke
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor with conductive housing portions
- Patent number 5,987,965
- Issue date Nov 23, 1999
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Thermal gas sensing apparatus
- Patent number 5,897,836
- Issue date Apr 27, 1999
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor with liquid-tight seal
- Patent number 5,827,948
- Issue date Oct 27, 1998
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor with pressurized seal
- Patent number 5,777,208
- Issue date Jul 7, 1998
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Gas sensor with conductive housing portions
- Patent number 5,744,697
- Issue date Apr 28, 1998
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Refrigerant gas leak detector
- Patent number 5,351,037
- Issue date Sep 27, 1994
- J and N Associates, Inc.
- Dennis Martell
- G01 - MEASURING TESTING
Information Patent Grant
Gas leak detector sensing tip with interior concentric bores and co...
- Patent number 5,347,223
- Issue date Sep 13, 1994
- J and N Associates, Inc.
- Jan Krcma
- G01 - MEASURING TESTING
Information Patent Grant
Data transmission system with data verification
- Patent number 4,839,642
- Issue date Jun 13, 1989
- Northern Illinois Gas Company
- James E. Batz
- G01 - MEASURING TESTING
Information Patent Grant
Optical encoder with two photosensors
- Patent number 4,634,859
- Issue date Jan 6, 1987
- Northern Illinois Gas Company
- Dennis J. Martell
- G01 - MEASURING TESTING
Information Patent Grant
Remote data readout system for transmitting digital data over exist...
- Patent number 4,040,046
- Issue date Aug 2, 1977
- Northern Illinois Gas Company
- George Long
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Gas sensor
- Publication number 20020029613
- Publication date Mar 14, 2002
- Sensor Tek, LLC
- Joseph Stetter
- G01 - MEASURING TESTING

Dennis Martell

Person

Patents Grantslast 30 patents

Gas sensor and methods of forming a gas sensor assembly

Gas sensor with conductive housing portions

Thermal gas sensing apparatus

Gas sensor with liquid-tight seal

Gas sensor with pressurized seal

Gas sensor with conductive housing portions

Refrigerant gas leak detector

Gas leak detector sensing tip with interior concentric bores and co...

Data transmission system with data verification

Optical encoder with two photosensors

Remote data readout system for transmitting digital data over exist...

Patents Applicationslast 30 patents

Gas sensor