Steven E. Koenck
163Patents
58h-index
101Co-inventors
93Inventor score
Filing activity: Jun 7, 1982 → Aug 30, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5410141A | Hand-held data capture system with interchangable modules | Emerging Cross-Sectional Technologies | 606 | Expired |
| US4709202A | Battery powered system | Emerging Cross-Sectional Technologies | 474 | Expired |
| US5841121A | Hand-held optically readable character set reader having automatic focus control for operation over a range of distances | Physics | 356 | Expired |
| US5019699A | Hand-held optical character reader with means for instantaneously reading information from a predetermined area at an optical sensing area | Physics | 348 | Expired |
| US6681994B1 | Method and apparatus for optically reading information | Physics | 307 | Expired |
| US6307349A | Battery pack having memory | Emerging Cross-Sectional Technologies | 307 | Expired |
| US5679943A | Hand-held terminal with display screens, interactive screens, magnetic credit card readers, scanners, printers and handlers | Emerging Cross-Sectional Technologies | 300 | Expired |
| US6252380A | Battery pack having memory | Emerging Cross-Sectional Technologies | 235 | Expired |
| US6006100A | Multi-level, hierarchical radio-frequency communication system | Emerging Cross-Sectional Technologies | 215 | Expired |
| US5202817A | Hand-held data capture system with interchangeable modules | Electricity | 190 | Expired |
| US6244512A | Hand-held data capture system with interchangeable modules | Emerging Cross-Sectional Technologies | 189 | Expired |
| US5576529A | Hand-held optically readable information set reader focus with operation over a range of distances | Physics | 182 | Expired |
| US4553081A | Portable battery powered system | Emerging Cross-Sectional Technologies | 178 | Expired |
| US5837987A | Hand-held optically readable character set reader having automatic focus control for operating over a range of distances | Physics | 176 | Expired |
| US6688523B1 | System for reading optical indicia | Physics | 175 | Expired |
| US4885523A | Battery conditioning system having communication with battery parameter memory means in conjunction with battery conditioning | Emerging Cross-Sectional Technologies | 172 | Expired |
| US5500872A | Spread spectrum base band processor | Electricity | 171 | Expired |
| US6192400A | Multilevel data communication system including local and host systems | Electricity | 159 | Expired |
| US5873070A | Data collection system | Physics | 148 | Expired |
| US5673999A | LCD backlighting method and apparatus using a xenon flash tube including drive circuit | Physics | 144 | Expired |
| US5539194A | Modular hand-held data entry system | Electricity | 139 | Expired |
| US6713773B1 | Irradiation system and method | Emerging Cross-Sectional Technologies | 138 | Expired |
| US6271643A | Battery pack having memory | Emerging Cross-Sectional Technologies | 137 | Expired |
| US5031098A | Transaction control system including portable data terminal and mobile customer service station | Emerging Cross-Sectional Technologies | 127 | Expired |
| US7004395B2 | Multi-level hierarchical radio-frequency communication system | Emerging Cross-Sectional Technologies | 127 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.