VLT, Inc.
187Patents
76Active
187Granted
50Portfolio score
Filing activity: Jun 8, 1990 → Feb 14, 2020 · 15 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6788033B2 | Buck-boost DC-DC switching power conversion | Electricity | 399 | Expired |
| US5289361A | Adaptive boost switching preregulator and method | Emerging Cross-Sectional Technologies | 203 | Expired |
| US6930893B2 | Factorized power architecture with point of load sine amplitude converters | Emerging Cross-Sectional Technologies | 191 | Expired |
| US6984965B2 | Factorized power architecture with point of load sine amplitude converters | Emerging Cross-Sectional Technologies | 133 | Expired |
| US5786992A | Efficient power conversion | Emerging Cross-Sectional Technologies | 132 | Expired |
| US7187263B2 | Printed circuit transformer | Electricity | 117 | Expired |
| US5365403A | Packaging electrical components | Emerging Cross-Sectional Technologies | 116 | Expired |
| US7145786B2 | Point of load sine amplitude converters and methods | Emerging Cross-Sectional Technologies | 114 | Expired |
| US6549409B1 | Power converter assembly | Electricity | 109 | Expired |
| US8966747B2 | Method of forming an electrical contact | Emerging Cross-Sectional Technologies | 90 | Active |
| US6911848B2 | Low-loss transformer-coupled gate driver | Emerging Cross-Sectional Technologies | 86 | Expired |
| US9166481B1 | Digital control of resonant power converters | Emerging Cross-Sectional Technologies | 75 | Active |
| US7616465B1 | Energy storage and hold-up method and apparatus for high density power conversion | Emerging Cross-Sectional Technologies | 75 | Active |
| US10128764B1 | Method and apparatus for delivering power to semiconductors | Emerging Cross-Sectional Technologies | 74 | Active |
| US6110213A | Fabrication rules based automated design and manufacturing system and method | Physics | 74 | Expired |
| US5728600A | Circuit encapsulation process | Emerging Cross-Sectional Technologies | 72 | Expired |
| USD506438S1 | Power converter body | General | 70 | Expired |
| US6316737A | Making a connection between a component and a circuit board | Emerging Cross-Sectional Technologies | 64 | Expired |
| USD496906S1 | Power converter body | General | 62 | Expired |
| US5719544A | Transformer with controlled interwinding coupling and controlled leakage inducances and circuit using such transformer | Electricity | 60 | Expired |
| US7561446B1 | Double-clamped ZVS buck-boost power converter | Emerging Cross-Sectional Technologies | 60 | Active |
| US6975098B2 | Factorized power architecture with point of load sine amplitude converters | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5946210A | Configuring power converters | Electricity | 59 | Expired |
| US7361844B2 | Power converter package and thermal management | Emerging Cross-Sectional Technologies | 58 | Expired |
| US6934166B2 | Output resistance modulation in power converters | Emerging Cross-Sectional Technologies | 57 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.