Michael R. Hatchett
20Patents
11h-index
23Co-inventors
75Inventor score
Filing activity: Jul 13, 1977 → Feb 26, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5124855A | Disk file with isolation mount | Physics | 41 | Expired |
| US4208681A | Cartridge type record player having a three position holder | Physics | 24 | Expired |
| US5422767A | Vibration damper for a multiple disk drive unit | Physics | 23 | Expired |
| US4131199A | Record disk cartridge | Physics | 22 | Expired |
| US4743995A | Disk file with in-hub motor | Physics | 19 | Expired |
| US4185314A | Record disk cartridge having eject spring within cartridge | Physics | 18 | Expired |
| US7692891B2 | Hermetically sealed head disk assembly and method of sealing with soldering material | Physics | 18 | Active |
| US5150512A | Method of assembling a disk file | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5029029A | Linear actuator with reduced wear guide way | Electricity | 14 | Expired |
| US4809102A | Disk file with air filtration system | Physics | 13 | Expired |
| US7203030B2 | System, method, and apparatus for aerodynamic diverter integrated with a diffuser in a bypass channel for applications in a disk storage device | Physics | 11 | Expired |
| US4510841A | Mechanism for cutting single thickness paper or like sheet material and apparatus including such mechanism | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5559652A | Disk drive rotary actuator with rocking pivot | Physics | 7 | Expired |
| US7729083B2 | Hermetically sealed head disk assembly | Physics | 5 | Active |
| US4167269A | Flexible record disk signal storage apparatus | Physics | 3 | Expired |
| US7262939B2 | System, method, and apparatus for attaching top pole piece of a voice coil motor to a hard disk drive enclosure | Physics | 3 | Expired |
| US7405904B2 | Aerodynamic diverter integrated with a diffuser and a contraction in a bypass channel for a disk storage device | Physics | 2 | Active |
| US7911732B2 | Hermetically sealed head disk assembly and method of sealing with soldering material | Physics | 2 | Active |
| US4120505A | Stabilizing backing plate for a flexible disk store | Physics | 1 | Expired |
| US7450337B2 | Apparatus and method for guiding bypass reentry flow through contraction and filter in a hard disk drive | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.