Earnest R. Harrison

Person

Plano, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual-port air gun having a single shuttle
- Patent number 5,825,719
- Issue date Oct 20, 1998
- Input/Output, Inc.
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Combination seal and wear for an air gun
- Patent number 5,825,720
- Issue date Oct 20, 1998
- Input/Output, Inc.
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Air saving sleeve gun
- Patent number 5,450,374
- Issue date Sep 12, 1995
- Western Atlas International Inc.
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Dual shuttle air gun
- Patent number 5,001,679
- Issue date Mar 19, 1991
- Halliburton Geophysical Services, Inc.
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Multi-barrel air gun module
- Patent number 4,858,205
- Issue date Aug 15, 1989
- Halliburton Geophysical Services, Inc.
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Air release in seismic source air gun
- Patent number 4,623,033
- Issue date Nov 18, 1986
- Texas Instruments Incorporated
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Internal air release control apparatus air gun
- Patent number 4,225,009
- Issue date Sep 30, 1980
- Texas Instruments Incorporated
- Earnest R. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
External air release control in seismic air gun
- Patent number 4,219,097
- Issue date Aug 26, 1980
- Texas Instruments Incorporated
- Earnest R. Harrison
- G01 - MEASURING TESTING

Earnest R. Harrison

Person

Patents Grantslast 30 patents

Dual-port air gun having a single shuttle

Combination seal and wear for an air gun

Air saving sleeve gun

Dual shuttle air gun

Multi-barrel air gun module

Air release in seismic source air gun

Internal air release control apparatus air gun

External air release control in seismic air gun