Inventor · Louisville, CO, US

James C. Cates

23Patents
10h-index
26Co-inventors
67Inventor score

Filing activity: Dec 21, 1995 → Dec 26, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6038108A Magnetic tape head assembly having segmented heads Physics 60 Expired
US6236525A Tape head with pattern timing for servo writing application Physics 44 Expired
US6683749B2 Magnetic transducer having inverted write element with zero delta in pole tip width Emerging Cross-Sectional Technologies 42 Expired
US5963400A Thin film tape head including split top pole Physics 33 Expired
US5963401A Magnetic tape head assembly including modules having a plurality of magneto-resistive head elements Physics 29 Expired
US7130140B1 Polarity encoded pattern for timing based servo Physics 21 Expired
US5784772A Method of simultaneously forming MR sensors in a dual element MR head Emerging Cross-Sectional Technologies 15 Expired
US6522490B1 Servo writer having slanted timing pattern read and write heads Physics 14 Expired
US5855056A Method for fabricating magnetic heads having varying gap lengths on a common wafer Emerging Cross-Sectional Technologies 11 Expired
US6445537B1 Protective film for minimization of shield and pole tip recession in thin film shielded read heads and write heads Physics 10 Expired
US5956215A High density thin film coupled element read head with support element to prevent damage to magnetoresistive element Physics 9 Expired
US7139141B1 System and method for read/write optimization Physics 9 Expired
US6788497B1 Protective film for minimization of shield and pole tip recession in thin film shielded read heads and write heads Physics 8 Expired
US5811018A Magnetic barrier for gap control in interleaved tape head design Physics 6 Expired
US6166870A Method for writing a servo pattern using a writer having a split top pole Physics 5 Expired
US6002554A Multitrack coupled element read head with support structure to eliminate shorting and method for manufacturing same Physics 5 Expired
US6191919A Magnetic transducer with debris guiding channels having non-vertical sloping walls formed in a tape bearing surface Physics 4 Expired
US7212118B1 Pluggable cartridge memory chip and memory access Physics 4 Expired
US6819528B1 Asymmetric servo reader placement in bi-directional tape head Physics 3 Expired
US6563669B1 Inverted write head with high-precision track width definition Physics 3 Expired
US6764006B1 Apparatus and/or method to reduce bias current for MR reader during read only operation Physics 2 Expired
US6934105B1 Tape reposition minimization using multiple reads Physics 1 Expired
US6903892B1 Minimization of tape repositions using multiple read elements per track Physics 1 Expired

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