POWER INTEGRATIONS, INC.
🏢 View company profile →1,014Patents
806Active
1,014Granted
63Portfolio score
Filing activity: Apr 24, 1987 → May 14, 2024 · 254 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5285369A | Switched mode power supply integrated circuit with start-up self-biasing | Emerging Cross-Sectional Technologies | 227 | Expired |
| US6207994A | High-voltage transistor with multi-layer conduction region | Electricity | 222 | Expired |
| US5469334A | Plastic quad-packaged switched-mode integrated circuit with integrated transformer windings and mouldings for transformer core pieces | Emerging Cross-Sectional Technologies | 210 | Expired |
| US6168983A | Method of making a high-voltage transistor with multiple lateral conduction layers | Electricity | 182 | Expired |
| US5313381A | Three-terminal switched mode power supply integrated circuit | Electricity | 176 | Expired |
| US5014178A | Self powering technique for integrated switched mode power supply | Electricity | 145 | Expired |
| US4811075A | High voltage MOS transistors | Electricity | 123 | Expired |
| US5161098A | High frequency switched mode converter | Electricity | 120 | Expired |
| US5313082A | High voltage MOS transistor with a low on-resistance | Electricity | 116 | Expired |
| US5285367A | Linear load circuit to control switching power supplies under minimum load conditions | Physics | 108 | Expired |
| US5258636A | Narrow radius tips for high voltage semiconductor devices with interdigitated source and drain electrodes | Electricity | 101 | Expired |
| US6229366A | Off-line converter with integrated softstart and frequency jitter | Electricity | 100 | Expired |
| US6509220B2 | Method of fabricating a high-voltage transistor | Electricity | 96 | Expired |
| US6249876A | Frequency jittering control for varying the switching frequency of a power supply | Electricity | 94 | Expired |
| US6573558B2 | High-voltage vertical transistor with a multi-layered extended drain structure | Electricity | 86 | Expired |
| US6212079A | Method and apparatus for improving efficiency in a switching regulator at light loads | Emerging Cross-Sectional Technologies | 84 | Expired |
| US6226190A | Off-line converter with digital control | Electricity | 84 | Expired |
| US6462971B1 | Method and apparatus providing a multi-function terminal for a power supply controller | Electricity | 82 | Expired |
| US6468847B1 | Method of fabricating a high-voltage transistor | Electricity | 80 | Expired |
| US6366481B1 | Method and apparatus providing a multi-function terminal for a power supply controller | Electricity | 78 | Expired |
| US6525514B1 | Method and apparatus for reducing audio noise in a switching regulator | Emerging Cross-Sectional Technologies | 78 | Expired |
| US6356464B1 | Method and apparatus providing a multi-function terminal for a power supply controller | Electricity | 74 | Expired |
| US5461303A | Power factor correction precompensation circuit | Emerging Cross-Sectional Technologies | 71 | Expired |
| US6233161A | Switched mode power supply responsive to voltage across energy transfer element | Electricity | 71 | Expired |
| US5282107A | Power MOSFET safe operating area current limiting device | Electricity | 71 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.