David Wen
20Patents
4h-index
11Co-inventors
60Inventor score
Filing activity: Apr 3, 1985 → Feb 15, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4873561A | High dynamic range charge-coupled device | Electricity | 56 | Expired |
| US4675549A | Black and white reference and end-of-scan indicator for charge coupled devices | Electricity | 15 | Expired |
| US6933975B2 | TDI imager with automatic speed optimization | Electricity | 10 | Expired |
| US4958207A | Floating diode gain compression | Electricity | 4 | Expired |
| US6683293B1 | TDI imager with target synchronization | Electricity | 4 | Expired |
| US7655493B2 | Multi spectral sensor | Electricity | 4 | Active |
| US7132638B2 | CCD imaging array with improved charge sensing circuit | Electricity | 2 | Expired |
| US6841811B2 | Large area, fast frame rate charge coupled device | Electricity | 2 | Expired |
| US6818483B2 | Large area, fast frame rate charge coupled device | Electricity | 1 | Expired |
| US9512080B2 | Synthesis of acridinium compounds by N-alkylation of acridans | Chemistry; Metallurgy | 1 | Active |
| US8293908B2 | Facile N-alkylation of acridine compounds in ionic liquids | Chemistry; Metallurgy | 1 | Active |
| US9487480B2 | Zwitterionic reagents | Physics | 1 | Active |
| US11332445B2 | Hydrophilic high quantum yield acridinium esters with improved stability and fast light emission | Physics | 0 | Active |
| US10073039B2 | Degradable cationic surfactants and use thereof in enhancing chemiluminescence | Physics | 0 | Active |
| US9353056B2 | Zwitterionic reagents | General | 0 | Revoked |
| US11932603B2 | Hydrophilic high quantum yield acridinium esters with improved stability and fast light emission | Physics | 0 | Active |
| US10859504B2 | Degradable cationic surfactants and use thereof in enhancing chemiluminescence | Physics | 0 | Active |
| US10710962B2 | Zwitterionic reagents | Physics | 0 | Active |
| US8071410B2 | Multi spectral sensor | Electricity | 0 | Active |
| US12275708B2 | Hydrophilic high quantum yield acridinium esters with improved stability and fast light emission | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.