Robert M. Pelstring
26Patents
11h-index
36Co-inventors
71Inventor score
Filing activity: Sep 30, 1993 → Oct 27, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5729404A | Disc drive spindle motor with rotor isolation and controlled resistance electrical pathway from disc to ground | Electricity | 33 | Expired |
| US5548458A | Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base | Electricity | 32 | Expired |
| US6528914B2 | Snap on flexible printed circuit connector | Electricity | 30 | Expired |
| US5844748A | Disc drive spindle motor with controlled resistance pathway from disc to ground | Electricity | 23 | Expired |
| US5454724A | Floating electrical contact for spindle motor | Electricity | 23 | Expired |
| US5485331A | High resistivity bearing balls for spindle motor isolation | Electricity | 18 | Expired |
| US5815345A | Support flange having electrical contacts to provide electrical continuity upon spindle motor mounting to base | Electricity | 14 | Expired |
| US6104570A | Disc drive spindle motor having tuned stator with adhesive grooves | Electricity | 12 | Expired |
| US5473484A | Apparatus for electrically grounding a rotor hub in a disc drive motor | Physics | 12 | Expired |
| US5982061A | Spindle motor with two-piece shaft and connector | Electricity | 11 | Expired |
| US6029978A | Grounding and conductivity improvement for ferrofluid seals | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6149159A | High pressure boundary seal | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6679501B1 | Motor with stationary shaft and high speed capillary seal | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7284910B2 | Capillary seal with flow restrictors | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6121701A | Snap on flexible printed circuit connector | Electricity | 7 | Expired |
| US5664314A | Method of making a spindle motor to allow magnetic alignment between the magnet and the stator in the motor | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6976682B1 | Apparatus and method for forming a rotatable ferrofluidic seal between a shaft and a hub | Physics | 6 | Expired |
| US6084323A | Spindle motor having a magnet which is field centered relative to the stator | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5801902A | Setting bearing preload utilizing thermal exspansion/contraction | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6018438A | Protective magnet shield for a spindle motor | Electricity | 5 | Expired |
| US6057616A | Stator interconnect ring | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7726882B2 | Dual seal for optimized performance | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US6614138B1 | Stator interconnect ring | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6819023B1 | Magnetizing apparatus | Electricity | 1 | Expired |
| US7625468B2 | Electrode for electrochemical machining | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.