David Zimlich
65Patents
12h-index
23Co-inventors
84Inventor score
Filing activity: Aug 30, 1995 → Mar 31, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7936203B2 | Temperature compensation via power supply modification to produce a temperature-independent delay in an integrated circuit | Electricity | 274 | Active |
| US8854019B1 | Hybrid DC/DC power converter with charge-pump and buck converter | Electricity | 87 | Active |
| US5773927A | Field emission display device with focusing electrodes at the anode and method for constructing same | Electricity | 44 | Expired |
| US5656892A | Field emission display having emitter control with current sensing feedback | Electricity | 26 | Expired |
| US6201977A | Power-saving mode for portable communication devices | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6130106A | Method for limiting emission current in field emission devices | Electricity | 22 | Expired |
| US9577590B2 | Dual inductive element charge pump buck and buck power supplies | Electricity | 20 | Active |
| US8947157B2 | Voltage multiplier charge pump buck | Electricity | 17 | Active |
| US7084686B2 | System and method for open-loop synthesis of output clock signals having a selected phase relative to an input clock signal | Electricity | 15 | Expired |
| US5898428A | High impedance transmission line tap circuit | Physics | 14 | Expired |
| US8811920B2 | DC-DC converter semiconductor die structure | Electricity | 14 | Active |
| US6461774B1 | Apparatus and method for forming features on a substrate | Physics | 12 | Expired |
| US7821321B2 | Semiconductor temperature sensor using bandgap generator circuit | Physics | 12 | Active |
| US9214865B2 | Voltage compatible charge pump buck and buck power supplies | Electricity | 12 | Active |
| US6532375B2 | Power-saving mode for portable communication devices | Emerging Cross-Sectional Technologies | 11 | Expired |
| US8913967B2 | Feedback based buck timing of a direct current (DC)-DC converter | Electricity | 10 | Active |
| US5910791A | Method and circuit for reducing emission to grid in field emission displays | Electricity | 10 | Expired |
| US6169371A | Field emission display having circuit for preventing emission to grid | Electricity | 9 | Expired |
| US6735456B2 | Power-saving mode for portable communication devices | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5844370A | Matrix addressable display with electrostatic discharge protection | Electricity | 7 | Expired |
| US5867136A | Column charge coupling method and device | Physics | 6 | Expired |
| US7078951B2 | System and method for reduced power open-loop synthesis of output clock signals having a selected phase relative to an input clock signal | Electricity | 6 | Expired |
| US6538494B2 | Pump circuits using flyback effect from integrated inductance | Electricity | 6 | Expired |
| US6242865A | Field emission display device with focusing electrodes at the anode and method for constructing same | Electricity | 5 | Expired |
| US6107999A | High impedance transmission line tap circuit | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.