Inventor · San Jose, CA, US

William C. Cain

14Patents
10h-index
27Co-inventors
68Inventor score

Filing activity: Sep 29, 1987 → Oct 20, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5301079A Current biased magnetoresistive spin valve sensor Physics 74 Expired
US5508867A Magnetoresistive sensor with flux keepered spin valve configuration Physics 62 Expired
US5438470A Magnetoresistive structure with contiguous junction hard bias design with low lead resistance Physics 52 Expired
US5493467A Yoke spin valve MR read head Physics 37 Expired
US6212047A Hard disk drive with magnetoresistive head and perpendicular media Physics 28 Expired
US4800457A Magnetoresistive sensor element Physics 20 Expired
US6320725A Hard disk drive having ring head with predominantly perpendicular media fields Physics 20 Expired
US6198607A Contact planar magnetoresistive head Physics 15 Expired
US6493191B1 Planar magnetic ring head for contact recording with a rigid disk Physics 15 Expired
US7095585B2 Hard disk drive for perpendicular recording with transducer having submicron gap between pole tips Physics 10 Expired
US6008969A Planar recording head having formed yokes Physics 9 Expired
US5966272A Magnetoresistive read head having an exchange layer Physics 8 Expired
US5617278A Magnetic head structure with reduction of magnetic domain instability Physics 6 Expired
US6535361B2 Contact planar magnetoresistive head Physics 5 Expired

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