Inventor · Ponca City, OK, US

John S. Gergely

22Patents
11h-index
15Co-inventors
68Inventor score

Filing activity: Dec 15, 1980 → Dec 23, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5049738A Laser-enhanced oil correlation system Physics 86 Expired
US5084617A Fluorescence sensing apparatus for determining presence of native hydrocarbons from drilling mud Physics 68 Expired
US4394573A Method and apparatus for underwater detection of hydrocarbons Physics 42 Expired
US4434364A Method and apparatus for underwater detection of hydrocarbons Physics 39 Expired
US5922120A Process for producing coated TiO.sub.2 pigment using cooxidation to provide hydrous oxide coatings Chemistry; Metallurgy 36 Expired
US5054878A Device for source compensating a fiber optic coupler output Physics 24 Expired
US5138153A Distributed fiber-optic sensor with substance selective permeable coating Physics 23 Expired
US4786478A Method and apparatus for isotope separation Performing Operations; Transporting 14 Expired
US4459024A Method and apparatus for light detection and ranging for use in visually obstructed areas Physics 13 Expired
US4922095A Method and apparatus for sensing disturbance using fiber-optic polarization rotation Physics 12 Expired
US4446370A Apparatus for detecting oil in water Physics 11 Expired
US5166909A Method of seismic exploration using elliptically polarized shear waves Physics 11 Expired
US4538230A Method and apparatus for controlling altitude Physics 10 Expired
US5728205A Process for the addition of boron in a TiO.sub.2 manufacturing process Chemistry; Metallurgy 8 Expired
US5061846A Detecting disturbance using optical gap sensing Physics 8 Expired
US4538278A Apparatus and method for generating light in the near ultraviolet to infrared range Electricity 8 Expired
US5323413A Apparatus for the laser dissociation of molecules Chemistry; Metallurgy 4 Expired
US4922472A Apparatus for inducing elliptically polarized shear waves in an earth medium Physics 4 Expired
US5013120A Monochromator to fiber-cable coupling system Physics 4 Expired
US4612456A Apparatus and method for generating light having a wavelength in the range of approximately 250-550 nanometers Physics 3 Expired
US4918303A Detecting disturbance with cross polarized fiber optic sensing Physics 3 Expired
US4938597A Light responsive motion sensing device Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.