Patrick J. Franz
25Patents
16h-index
15Co-inventors
78Inventor score
Filing activity: Apr 18, 1986 → Aug 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4680577A | Multipurpose cursor control keyswitch | Physics | 193 | Expired |
| US5189403A | Integrated keyboard and pointing device system with automatic mode change | Electricity | 179 | Expired |
| US5889507A | Miniature isometric joystick | Emerging Cross-Sectional Technologies | 130 | Expired |
| US5541622A | Miniature isometric joystick | Emerging Cross-Sectional Technologies | 100 | Expired |
| US5499041A | Keyboard integrated pointing device | Electricity | 76 | Expired |
| US5231386A | Keyswitch-integrated pointing assembly | Electricity | 56 | Expired |
| US6040821A | Cursor tracking | Electricity | 46 | Expired |
| US5252971A | Data acquisition in a multi-function keyboard system which corrects for preloading of force sensors | Electricity | 36 | Expired |
| US6004064A | Retrofittable quick release mechanism | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5583303A | Transducer array | Electricity | 27 | Expired |
| US5124689A | Integrated keyboard and pointing device system | Electricity | 25 | Expired |
| US5701142A | Pointing stick with tripod actuator for cursor control in a computer keyboard | Electricity | 23 | Expired |
| US5407285A | Pointing stick in a computer keyboard for cursor control | Electricity | 23 | Expired |
| USD358382S | Keycap for pointing and typing operations | General | 21 | Expired |
| US5568987A | Pointing stick in a computer keyboard for cursor control | Electricity | 19 | Expired |
| US5431064A | Transducer array | Electricity | 16 | Expired |
| US5245321A | Integrated keyboard system with typing and pointing modes of operation | Electricity | 14 | Expired |
| USD360630S | Keycap assembly with pointing stick for a computer keyboard | General | 8 | Expired |
| US6107996A | Integrated keyboard and pointing device system with automatic mode change | Electricity | 7 | Expired |
| US11460490B2 | Photovoltaic system monitoring and analysis | Emerging Cross-Sectional Technologies | 6 | Active |
| USD358385S | Keycap assembly with corner integrated pointing stick for typing and pointing operations in a computer keyboard | General | 6 | Expired |
| USD360200S | Computer keyboard spacebar with intergrated pointing stick for typing and pointing operations | General | 3 | Expired |
| US5578765A | Transducer array | Electricity | 3 | Expired |
| USD360412S | Combined pointing stick and surrounding keycap for use in a computer keyboard | General | 3 | Expired |
| USD359956S | Key cap assembly with extended sidewall integrated pointing stick for typing and pointing operations in a computer keyboard | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.