Inventor · Warrendale, PA, US

Gregory John Parker

16Patents
8h-index
33Co-inventors
68Inventor score

Filing activity: Feb 28, 2001 → May 25, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6785092B2 White head for high anisotropy media Electricity 93 Expired
US6813115B2 Perpendicular magnetic recording head with improved write field gradient Physics 35 Expired
US6621664B1 Perpendicular recording head having integrated read and write portions Emerging Cross-Sectional Technologies 35 Expired
US6728065B2 Single pole magnetic recording head for perpendicular magnetic recording Physics 22 Expired
US6724583B2 Adjustable permanent magnet bias Emerging Cross-Sectional Technologies 22 Expired
US6954331B2 Magnetic recording head including spatially-pumped spin wave mode writer Physics 19 Expired
US7099121B2 Perpendicular magnetic recording head having a reduced field under the return pole and minimal eddy current losses Physics 16 Expired
US6654209B2 Low resistance lead structure for a low resistance magnetic read head Physics 10 Expired
US6661620B2 Differential CPP sensor Physics 7 Expired
US8743667B1 Method for controlling writing in a thermally-assisted recording (TAR) disk drive with thermal fly-height control Physics 7 Active
US9601145B1 Heat-assisted magnetic recording (HAMR) disk with multiple continuous magnetic recording layers Physics 5 Active
US6835464B2 Thin film device with perpendicular exchange bias Emerging Cross-Sectional Technologies 2 Expired
US8652689B2 Energy storage device and system Emerging Cross-Sectional Technologies 2 Active
US6985339B2 Disc drive having electromagnetic biased shieldless CPP reader Physics 1 Expired
US9985295B2 Solid oxide fuel cell structures, and related compositions and processes Emerging Cross-Sectional Technologies 0 Active
US8779726B2 Control system and method for charging sealed batteries Emerging Cross-Sectional Technologies 0 Active

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