Frederick W. Nelson
38Patents
17h-index
47Co-inventors
81Inventor score
Filing activity: Oct 16, 1978 → Sep 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6671698B2 | Method and system for automated tracing of an agricultural product | Emerging Cross-Sectional Technologies | 179 | Expired |
| US6691135B2 | Method and system for automated tracing of an agricultural product | Emerging Cross-Sectional Technologies | 110 | Expired |
| US8626406B2 | Method and system for transferring material between vehicles | Physics | 90 | Active |
| US6789014B1 | Direct modification of DGPS information with inertial measurement data | Physics | 80 | Expired |
| US6963881B2 | Method and system for automated tracing of an agricultural product | Emerging Cross-Sectional Technologies | 59 | Expired |
| US7085777B2 | Method and system for tracing the identity of an agricultural product | Emerging Cross-Sectional Technologies | 56 | Expired |
| US4967544A | Automatic speed control system for a harvesting assembly | Human Necessities | 51 | Expired |
| US7716905B2 | Sensing assembly for detection of one or more plants | Human Necessities | 48 | Active |
| US7761334B2 | Method and system for automated tracing of an agricultural product | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5764184A | Method and system for post-processing differential global positioning system satellite positional data | Physics | 43 | Expired |
| US7117417B2 | Method for generating clock corrections for a wide-area or global differential GPS system | Physics | 36 | Expired |
| US5686671A | Grain mass flow sensor for an agricultural combine | Human Necessities | 30 | Expired |
| US4200169A | Stethoscope | Human Necessities | 28 | Expired |
| US5717403A | Method and appartus for accurate frequency synthesis using global positioning system timing information | Electricity | 28 | Expired |
| US7119741B2 | Method for combined use of a local RTK system and a regional, wide-area, or global carrier-phase positioning system | Physics | 23 | Expired |
| US6285198A | Grain moisture sensor | Physics | 22 | Expired |
| US7349779B2 | Automatic steering system | Performing Operations; Transporting | 20 | Active |
| US6901319B1 | System and method for controlling a ground vehicle | Physics | 16 | Expired |
| US4239089A | Stethoscope chestpiece | Human Necessities | 14 | Expired |
| US7062513B2 | Method and system for tracing the identity of an agricultural product using data handoff | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7071870B2 | Method for combined use of local positioning system and a global positioning system | Physics | 11 | Expired |
| US7369924B2 | System and method for providing guidance towards a far-point position for a vehicle implementing a satellite-based guidance system | Physics | 11 | Active |
| US7427950B2 | Method for increasing the reliability of position information when transitioning from a regional, wide-area, or global carrier-phase differential navigation (WADGPS) to a local real-time kinematic (RTK) navigation system | Physics | 11 | Active |
| US9374939B2 | System and method for steering of an implement on sloped ground | Physics | 10 | Active |
| US7231295B2 | System and method for creating accurate topographical maps using low-drift DGPS | Physics | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.