Dell USA L.P.
803Patents
1Active
803Granted
48Portfolio score
Filing activity: Apr 14, 1989 → Apr 28, 2008 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6519679B2 | Policy based storage configuration | Physics | 1,013 | Expired |
| US6167383A | Method and apparatus for providing customer configured machines at an internet site | Physics | 499 | Expired |
| US5661632A | Hand held computer with dual display screen orientation capability controlled by toggle switches having first and second non-momentary positions | Emerging Cross-Sectional Technologies | 467 | Expired |
| US5952992A | Intelligent LCD brightness control system | Physics | 412 | Expired |
| US5479653A | Disk array apparatus and method which supports compound raid configurations and spareless hot sparing | Physics | 407 | Expired |
| US5642171A | Method and apparatus for synchronizing audio and video data streams in a multimedia system | Electricity | 377 | Expired |
| US5838306A | Mouse with security feature | Physics | 331 | Expired |
| US5805144A | Mouse pointing device having integrated touchpad | Physics | 317 | Expired |
| US5455466A | Inductive coupling system for power and data transfer | Electricity | 289 | Expired |
| US5606594A | Communication accessory and method of telecommunicating for a PDA | Electricity | 229 | Expired |
| US6182275A | Generation of a compatible order for a computer system | Emerging Cross-Sectional Technologies | 208 | Expired |
| US5261068A | Dual path memory retrieval system for an interleaved dynamic RAM memory unit | Physics | 207 | Expired |
| US5455933A | Circuit and method for remote diagnosis of personal computers | Physics | 201 | Expired |
| US5365453A | System for indicating a low battery condition | Physics | 201 | Expired |
| US5388267A | Method and apparatus for updating and restoring system BIOS functions while maintaining BIOS integrity | Physics | 190 | Expired |
| US5991806A | Dynamic system control via messaging in a network management system | Electricity | 189 | Expired |
| US5636342A | Systems and method for assigning unique addresses to agents on a system management bus | Physics | 186 | Expired |
| US5572403A | Plenum bypass serial fan cooling subsystem for computer systems | Physics | 185 | Expired |
| US5657445A | Apparatus and method for limiting access to mass storage devices in a computer system | Physics | 184 | Expired |
| US5760760A | Intelligent LCD brightness control system | Physics | 183 | Expired |
| US5793610A | Multi-position air regulation device | Electricity | 173 | Expired |
| US5579491A | Local proactive hot swap request/acknowledge system | Physics | 170 | Expired |
| US5546272A | Serial fan cooling subsystem for computer systems | Physics | 169 | Expired |
| US5611057A | Computer system modular add-in daughter card for an adapter card which also functions as an independent add-in card | Electricity | 167 | Expired |
| US6031717A | Back flow limiting device for failed redundant parallel fan | Mechanical Engineering; Lighting; Heating | 165 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.