P

Inventor

GERGELY JOHN S

US19 patents

Patents

19 patents
US5084617AJan 28, 1992

Fluorescence sensing apparatus for determining presence of native hydrocarbons from drilling mud

CONOCO INC96 citations96
US5049738ASep 17, 1991

Laser-enhanced oil correlation system

CONOCO INC138 citations93
US4434364AFeb 28, 1984

Method and apparatus for underwater detection of hydrocarbons

CONOCO INC54 citations93
US4394573AJul 19, 1983

Method and apparatus for underwater detection of hydrocarbons

CONOCO INC57 citations93
US5054878AOct 8, 1991

Device for source compensating a fiber optic coupler output

CONOCO INC35 citations91
US5138153AAug 11, 1992

Distributed fiber-optic sensor with substance selective permeable coating

CONOCO INC29 citations90
US5166909ANov 24, 1992

Method of seismic exploration using elliptically polarized shear waves

CONOCO INC20 citations82
US4922095AMay 1, 1990

Method and apparatus for sensing disturbance using fiber-optic polarization rotation

CONOCO INC20 citations82
US5061846AOct 29, 1991

Detecting disturbance using optical gap sensing

CONOCO INC8 citations73
US4538230AAug 27, 1985

Method and apparatus for controlling altitude

CONOCO INC18 citations73
US4538278AAug 27, 1985

Apparatus and method for generating light in the near ultraviolet to infrared range

CONOCO INC15 citations73
US4459024AJul 10, 1984

Method and apparatus for light detection and ranging for use in visually obstructed areas

CONOCO INC14 citations73
US4446370AMay 1, 1984

Apparatus for detecting oil in water

CONOCO INC16 citations73
US5013120AMay 7, 1991

Monochromator to fiber-cable coupling system

CONOCO INC8 citations71
US5323413AJun 21, 1994

Apparatus for the laser dissociation of molecules

CONOCO INC11 citations66
US4938597AJul 3, 1990

Light responsive motion sensing device

CONOCO INC4 citations62
US4918303AApr 17, 1990

Detecting disturbance with cross polarized fiber optic sensing

CONOCO INC6 citations62
US4612456ASep 16, 1986

Apparatus and method for generating light having a wavelength in the range of approximately 250-550 nanometers

CONOCO INC5 citations62
US4922472AMay 1, 1990

Apparatus for inducing elliptically polarized shear waves in an earth medium

CONOCO INC6 citations59