Inventor · San Jose, CA, US

Shawn E. Casey

24Patents
20h-index
24Co-inventors
85Inventor score

Filing activity: Jul 18, 1988 → Mar 25, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6185074A Inertial latch having an interposer that prevents the head from leaving the ramp load during a shock event Physics 73 Expired
US6934126B1 Disk drive including a base assembly having a flex-to-board edge connector Physics 71 Expired
US5270887A Compact disk drive head disk assembly with conformable tape seal Physics 70 Expired
US6710980B1 Disk drive comprising an inertial actuator latch with strip-spring biasing Physics 58 Expired
US6349464B1 Method of making a balance-compensated rotary actuator based upon track-follow performance of a rotatable test head stack assembly portion Emerging Cross-Sectional Technologies 57 Expired
US6462914B1 Voice coil motor comprising a voice coil wrapped around a rotary voice coil yoke comprising a low reluctance end and a high reluctance end Physics 56 Expired
US6519116B1 Actuator arm assembly having bearing gap formed between bearing outer race and pivot sleeve for mitigating torque ripple on actuator arm in a disk drive Mechanical Engineering; Lighting; Heating 55 Expired
US6502300B1 METHOD AND APPARATUS FOR BALANCING A ROTARY ACTUATOR BY MODIFYING WEIGHT DISTRIBUTION CHARACTERISTICS OF THE ROTARY ACTUATOR FOR LOCATING AN INSTALLED HEAD STACK ASSEMBLY PORTION CENTER-OF-GRAVITY ALONG A PIVOT AXIS Emerging Cross-Sectional Technologies 53 Expired
US8705201B2 Information storage device with a damping insert sheet between a housing bay and a disk drive Emerging Cross-Sectional Technologies 53 Active
US7375929B1 Actuator including an actuator body with parallel support extensions and coil support tab for supporting a coil and method of making the same Physics 49 Expired
US7180711B1 Head stack assembly with an actuator body and flex cable guiding support and method of making the same Physics 49 Expired
US7145753B1 Head stack assembly with insulated wiring extending between actuator coil and actuator main body section disposed in lateral wiring protector extending from actuator body Physics 48 Expired
US6571460B1 METHOD AND APPARATUS FOR BALANCING A ROTARY ACTUATOR BY MODIFYING WEIGHT DISTRIBUTION CHARACTERISTICS OF THE ROTARY ACTUATOR FOR LOCATING AN INSTALLED HEAD STACK ASSEMBLY PORTION CENTER-OF-GRAVITY ALONG A PIVOT AXIS Emerging Cross-Sectional Technologies 47 Expired
US5781380A Swing-type actuator assembly having internal conductors Physics 47 Expired
US4890176A Crash stop and magnetic latch for a voice coil actuator Physics 41 Expired
US6522504B1 Head stack assembly and disk drive using a reversed direction head gimbal assembly Physics 35 Expired
US5224000A Crash stop and magnetic latch for a voice coil actuator Physics 24 Expired
US5796554A Load beam assembly with separate spring and hinge functions Physics 23 Expired
US4947274A Resiliently mounted crash stop and magnetic latch for a voice coil actuator Physics 22 Expired
US5991123A HDD head stack assembly having conductive traces supported by the sides of the actuator arm to extend in planar arrays Physics 21 Expired
US5570250A Disk drive head disk assembly actuator mount mechanism Physics 13 Expired
US9099163B1 Hard disk drive (HDD) mounting system for shock and vibration Physics 9 Active
US5768061A Low-inertia actuator coil for a disk drive Physics 7 Expired
US9036295B1 Information storage device with a damping insert sheet between a housing bay and a disk drive Emerging Cross-Sectional Technologies 5 Active

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