David C. Hall
22Patents
14h-index
43Co-inventors
81Inventor score
Filing activity: Apr 23, 1987 → Sep 9, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7009199B2 | Electronic devices having a header and antiparallel connected light emitting diodes for producing light from AC current | Electricity | 391 | Expired |
| US5823646A | Door assembly for optical hardware cabinet | Emerging Cross-Sectional Technologies | 285 | Expired |
| US5974312A | System and method for updating a memory in an electronic device via wireless data transfer | Physics | 209 | Expired |
| US7200316B2 | Connector housing for a communication network | Physics | 188 | Expired |
| US6021325A | Mobile telephone having continuous recording capability | Electricity | 111 | Expired |
| US5335874A | Connectorized optical fiber cable reel | Performing Operations; Transporting | 93 | Expired |
| US6182689A | Filter mechanism for diaphragm flush valve | Emerging Cross-Sectional Technologies | 62 | Expired |
| US6216730A | Filter for diaphragm-type flush valve | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6408873B1 | Piston-type flush valve having a triple filtered bypass | Emerging Cross-Sectional Technologies | 43 | Expired |
| US7231119B2 | Dry fiber optic assemblies and cables | Physics | 27 | Expired |
| US6421357B1 | High-penetration radiocommunication system using a compact character set | Electricity | 20 | Expired |
| US6227246A | Faucet mixing valve housing with check valves and filter | Emerging Cross-Sectional Technologies | 17 | Expired |
| US8275228B2 | Network interface unit for modular furniture | Physics | 16 | Active |
| USD305164S | Compact | General | 16 | Expired |
| US6613700B2 | Method for spin coating high viscosity materials on silicon wafers | Electricity | 4 | Expired |
| US10534960B2 | System and method for locating and performing fine grained classification from multi-view image data | Physics | 3 | Active |
| US6019131A | Tapered adjustable tailpiece | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7559155B2 | Method and system for drying semiconductor wafers in a spin coating process | Emerging Cross-Sectional Technologies | 1 | Active |
| US8129089B2 | Use of blended solvents in defectivity prevention | Physics | 0 | Active |
| US8263306B2 | Use of blended solvents in defectivity prevention | Physics | 0 | Active |
| US6992023B2 | Method and system for drying semiconductor wafers in a spin coating process | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11635011B2 | Controller and method for controlling operation of an aftertreatment system based on short-term and long-term cumulative degradation estimates | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.