David J. Knapp
113Patents
27h-index
85Co-inventors
93Inventor score
Filing activity: Dec 21, 1984 → Aug 22, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8179787B2 | Fault tolerant network utilizing bi-directional point-to-point communications links between nodes | Electricity | 182 | Active |
| US8521035B2 | Systems and methods for visible light communication | Electricity | 95 | Active |
| US6005904A | Phase-locked loop with protected output during instances when the phase-locked loop is unlocked | Emerging Cross-Sectional Technologies | 88 | Expired |
| US8471496B2 | LED calibration systems and related methods | Electricity | 79 | Active |
| US9386668B2 | Lighting control system | Emerging Cross-Sectional Technologies | 75 | Active |
| US7106224B2 | Communication system and method for sample rate converting data onto or from a network using a high speed frequency comparison technique | Electricity | 73 | Expired |
| US8749172B2 | Luminance control for illumination devices | Electricity | 70 | Active |
| US4746899A | Method for reducing effects of electrical noise in an analog-to-digital converter | Electricity | 70 | Expired |
| US9392663B2 | Illumination device and method for controlling an illumination device over changes in drive current and temperature | Emerging Cross-Sectional Technologies | 61 | Active |
| US6344937B1 | Beam steering optical arrangement using Risley prisms with surface contours for aberration correction | Physics | 51 | Expired |
| US9578724B1 | Illumination device and method for avoiding flicker | Electricity | 50 | Active |
| US9736895B1 | Color mixing optics for LED illumination device | Mechanical Engineering; Lighting; Heating | 46 | Active |
| US6057791A | Apparatus and method for clocking digital and analog circuits on a common substrate to enhance digital operation and reduce analog sampling error | Physics | 45 | Expired |
| US9485813B1 | Illumination device and method for avoiding an over-power or over-current condition in a power converter | Electricity | 44 | Active |
| US9769899B2 | Illumination device and age compensation method | Emerging Cross-Sectional Technologies | 44 | Active |
| US9295112B2 | Illumination devices and related systems and methods | Electricity | 39 | Active |
| US9651632B1 | Illumination device and temperature calibration method | Electricity | 39 | Active |
| US7304296B2 | Optical fiber assembly wrapped across gimbal axes | Physics | 38 | Expired |
| US7135189B2 | Compositions and techniques for localized therapy | Human Necessities | 36 | Expired |
| US5826072A | Pipelined digital signal processor and signal processing system employing same | Physics | 34 | Expired |
| US9237620B1 | Illumination device and temperature compensation method | Electricity | 34 | Active |
| US6470486B1 | Method for delay-optimizing technology mapping of digital logic | Physics | 33 | Expired |
| US7283564B2 | Communication system and method for sending asynchronous data and/or isochronous streaming data across a synchronous network within a frame segment using a coding violation to signify at least the beginning of a data transfer | Electricity | 29 | Expired |
| US7164691B2 | Communication system and method for sending isochronous streaming data across a synchronous network within a frame segment using a coding violation to signify invalid or empty bytes within the frame segment | Electricity | 28 | Expired |
| US9360174B2 | Linear LED illumination device with improved color mixing | Electricity | 28 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.