Inventor · Los Altos, CA, US

Jack M. Chue

29Patents
26h-index
34Co-inventors
81Inventor score

Filing activity: Mar 31, 2000 → Jan 10, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7869160B1 Perpendicular recording head with shaped pole surfaces for higher linear data densities Physics 170 Active
US6600620B1 Self-servo writing a disk drive by propagating interleaved sets of timing clocks and servo bursts during alternate time intervals Physics 160 Expired
US6987636B1 Adjusting track density over disk radius by changing slope of spiral tracks used to servo write a disk drive Physics 158 Expired
US6693760B1 Preamplifier circuit configurable to allow simultaneous read and write operations for self-servo writing a disk drive Physics 153 Expired
US7099095B1 Track identification codewords having multiple bit error correction capability and generalized gray code property Electricity 140 Expired
US7068461B1 Servo writing a disk drive by overwriting a harmonic frequency fill pattern in the servo burst area Physics 138 Expired
US7518819B1 Disk drive rewriting servo sectors by writing and servoing off of temporary servo data written in data sectors Physics 135 Active
US7839595B1 Feed forward compensation for fly height control in a disk drive Physics 130 Active
US7016134B1 Using an external spiral servo writer to write spiral tracks to a disk to facilitate writing product servo sectors to the disk Physics 123 Expired
US7433143B1 Adjusting track density by changing slope of spiral tracks used to servo write a disk drive Physics 122 Expired
US7916415B1 Disk drive decoding binary sequence from phases of servo bursts Physics 121 Active
US7710676B1 Disk drive comprising gray code implemented with servo bursts Physics 119 Active
US6972922B1 Disk drive having internal data structures for efficiently storing repeatable runout cancellation information Physics 119 Expired
US6885514B1 Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer Emerging Cross-Sectional Technologies 119 Expired
US7027256B1 Disk drive having servo sectors that store repeatable runout correction values and related error correction code data Physics 118 Expired
US7184230B1 System and method for processing track identifier errors to mitigate head instability in data storage devices Physics 117 Expired
US7502197B1 Disk drive demodulating a time-based servo pattern Physics 117 Active
US7050249B1 System and method for processing track identification data in a disk drive Physics 114 Expired
US7330327B1 Servo writing a disk drive by writing discontinuous spiral tracks to prevent overheating Physics 113 Active
US7035026B2 Method of manufacturing and disk drive produced by measuring the read and write widths and varying the track pitch in the servo-writer Emerging Cross-Sectional Technologies 113 Expired
US8482873B1 Disk drive employing pulse width modulation of head control signal Physics 111 Active
US7180703B1 Disk drive comprising a spindle motor employing anionic/cationic lubricant to reduce disk surface potential Physics 108 Expired
US6801402B1 ESD-protected head gimbal assembly for use in a disk drive Electricity 99 Expired
US7099117B1 Head stack assembly including a trace suspension assembly backing layer and a ground trace for grounding a slider Physics 73 Expired
US7027264B1 Slider with a slider ground pad electrically connected to write head poles and read head shields Physics 45 Expired

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