Robert Hotto
54Patents
22h-index
15Co-inventors
85Inventor score
Filing activity: Dec 27, 1976 → Dec 14, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5283818A | Telephone answering device linking displayed data with recorded audio message | Electricity | 448 | Expired |
| US5572576A | Telephone answering device linking displayed data with recorded audio message | Electricity | 446 | Expired |
| US5390236A | Telephone answering device linking displayed data with recorded audio message | Electricity | 371 | Expired |
| US5524140A | Telephone answering device linking displayed data with recorded audio message | Electricity | 358 | Expired |
| US4129125A | Patient monitoring system | Human Necessities | 334 | Expired |
| US5410541A | System for simultaneous analog and digital communications over an analog channel | Electricity | 238 | Expired |
| US4117542A | Electronic pocket directory | Electricity | 142 | Expired |
| US5864754A | System and method for radio signal reconstruction using signal processor | Electricity | 117 | Expired |
| US5375018A | Location acquisition and time adjusting system | Physics | 111 | Expired |
| US4110794A | Electronic typewriter using a solid state display to print | Physics | 90 | Expired |
| US4304968A | Telephone electronic answering device | Emerging Cross-Sectional Technologies | 89 | Expired |
| US5502915A | Gun | Mechanical Engineering; Lighting; Heating | 72 | Expired |
| US5280280A | DC integrating display driver employing pixel status memories | Physics | 61 | Expired |
| US5444457A | DC integrating display driver employing pixel status memories | Physics | 56 | Expired |
| US9059440B2 | Enhanced efficiency turbine | Emerging Cross-Sectional Technologies | 50 | Active |
| US6568726B1 | Universal electromechanical strike locking system | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4194833A | Electronic typewriter having an electronic display | Physics | 43 | Expired |
| US5646940A | System for simultaneous analog and digital communications over an analog channel | Electricity | 42 | Expired |
| US5985481A | Reserve battery assembly and related method of use | Electricity | 29 | Expired |
| US7208897B2 | Motion control system for barrier drive | Physics | 28 | Expired |
| US5068838A | Location acquisition and time adjusting system | Physics | 26 | Expired |
| US7818969B1 | Enhanced efficiency turbine | Emerging Cross-Sectional Technologies | 26 | Active |
| US5831588A | DC integrating display driver employing pixel status memories | Physics | 22 | Expired |
| US5357566A | Object-oriented programmable dedicated dialer device and method of programming and calibrating the device | Electricity | 20 | Expired |
| US5627558A | DC interating display driver employing pixel status memories | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.