Thomas A. Jadwin
25Patents
17h-index
27Co-inventors
81Inventor score
Filing activity: May 16, 1974 → Jun 2, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4394430A | Electrophotographic dry toner and developer compositions | Emerging Cross-Sectional Technologies | 195 | Expired |
| US4079014A | Electrographic toner and developer composition containing a 4-aza-1-azoniabicyclo(2.2.2) octane salt as a charge control agent | Physics | 167 | Expired |
| US3944493A | Electrographic toner and developer composition | Physics | 143 | Expired |
| US4546060A | Two-component, dry electrographic developer compositions containing hard magnetic carrier particles and method for using the same | Physics | 138 | Expired |
| US4323634A | Electrographic toner and developer composition containing quaternary ammonium salt charge control agent | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5255057A | Gray scale monocomponent nonmagnetic development system | Physics | 58 | Expired |
| US3938992A | Electrographic developing composition and process using a fusible, crosslinked binder polymer | Physics | 53 | Expired |
| US4496643A | Two-component dry electrostatic developer composition containing onium charge control agent | Physics | 43 | Expired |
| US5409791A | Image forming method and apparatus | Physics | 35 | Expired |
| USRE31072E | Electrographic developing composition and process | General | 29 | Expired |
| US4517272A | Electrostatic dry toner composition | Physics | 26 | Expired |
| US5061586A | Glass composite magnetic carrier particles | Physics | 21 | Expired |
| US4837394A | electrostatographic toner particle comprising a polyester containing a covalently bound quaternary phosphonium salt | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6589703B2 | Electrographic methods using hard magnetic carrier particles | Physics | 19 | Expired |
| US4085702A | Offset prevention during fixing | Physics | 18 | Expired |
| US5364725A | Toner and developer containing acyloxy-t-alkylated benzoic acids as charge-control agent | Physics | 18 | Expired |
| US5489975A | Image forming method and apparatus | Physics | 17 | Expired |
| US6610451B2 | Development systems for magnetic toners having reduced magnetic loadings | Physics | 8 | Expired |
| US4855396A | Polyesters containing covalently bound quaternary phosphonium salts | Physics | 7 | Expired |
| US5783346A | Toner compositions including polymer binders with adhesion promoting and charge control monomers | Physics | 6 | Expired |
| US6766136B2 | Development systems for magnetic toners and toners having reduced magnetic loadings | Physics | 5 | Expired |
| US6797448B2 | Electrophotographic toner and development process with improved image and fusing quality | Physics | 3 | Expired |
| US5480757A | Two component electrophotographic developers and preparation method | Physics | 2 | Expired |
| US6861192B2 | Crosslinked binder polymers for electrostatographic toners and toners formed therefrom | Physics | 0 | Expired |
| US7033720B2 | Development systems for magnetic toners and toners having reduced magnetic loadings | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.