Hiroki Kitahori
25Patents
7h-index
41Co-inventors
69Inventor score
Filing activity: Jul 19, 1991 → Feb 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5317462A | Cover seal for magnetic disk enclosure having stepped mating surfaces | Physics | 43 | Expired |
| US5124867A | Actuator returning and holding device for a disk unit | Physics | 25 | Expired |
| US6822823B1 | Hard disk drive with electrically conductive sheet for electrostatic discharge protection | Physics | 15 | Expired |
| US6351343B1 | Arrangement structure of the printed circuit board and the interface cable connector of a magnetic disk drive | Physics | 14 | Expired |
| US7064920B2 | Disk drive and breather filter having multiple ventilation paths and method of inspecting same | Physics | 11 | Expired |
| US6661604B2 | Plate-like apparatus, rotating body built-in device, and disk device | Physics | 11 | Expired |
| US7428122B2 | Hermetically sealed disk drive with low height | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7030527B2 | Data storage device with mechanism to control rotation of spindle motor | Electricity | 7 | Expired |
| US7570460B2 | Boss location to adjust head attitude | Physics | 6 | Active |
| US6486578B2 | Spindle motor and disk unit | Physics | 4 | Expired |
| US7070421B2 | Rotating disk storage device having connection structure between FPC and printed board | Electricity | 4 | Expired |
| US6900956B2 | Disk device and data-erasing method | Electricity | 4 | Expired |
| US6327115A | Disk drive apparatus, attachment structure, and attachment method | Physics | 3 | Expired |
| US7652849B2 | Flexible cable positioning structure and magnetic disk drive | Physics | 2 | Active |
| US8320085B2 | Disk drive including a latch configured to lock an actuator in response to an external force | Physics | 2 | Active |
| US10943614B1 | Load/unload ramp mechanism for reduced cracking | Physics | 2 | Active |
| US8958179B1 | Managing resonance frequency of hard disk drive voice coil motor | Physics | 2 | Active |
| US7852595B2 | Magnetic disk unit and manufacturing method thereof | Physics | 2 | Active |
| US7545598B2 | FPC-connector connecting structure and magnetic disk | Electricity | 1 | Active |
| US8493686B2 | Low profile hard-disk drive enclosure cover which includes a flange recess for accommodating a SATA connector | Physics | 1 | Active |
| US8125739B2 | Disk drive device and magnetic disk drive | Physics | 1 | Active |
| US7420782B2 | Rotating disk storage device | Physics | 1 | Expired |
| US7298591B2 | Rotating disk storage device with a retracting actuator head suspension assembly | Physics | 1 | Expired |
| US7505230B2 | Rotating disk storage device and latch method thereof | Physics | 0 | Expired |
| US8035915B2 | Magnetic disk drive having circuit board apertures fitted with protrusions to achieve efficient layout of circuit elements | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.