Daniel E. Henderson
25Patents
17h-index
26Co-inventors
81Inventor score
Filing activity: Sep 20, 1991 → Jan 18, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5646844A | Method and apparatus for real-time monitoring and coordination of multiple geography altering machines on a work site | Physics | 221 | Expired |
| US5631658A | Method and apparatus for operating geography-altering machinery relative to a work site | Physics | 151 | Expired |
| US5404661A | Method and apparatus for determining the location of a work implement | Emerging Cross-Sectional Technologies | 149 | Expired |
| US5612864A | Apparatus and method for determining the position of a work implement | Physics | 116 | Expired |
| US6047227A | Method and apparatus for operating geography altering machinery relative to a work site | Fixed Constructions | 87 | Expired |
| US5438771A | Method and apparatus for determining the location and orientation of a work machine | Fixed Constructions | 83 | Expired |
| US6845311B1 | Site profile based control system and method for controlling a work implement | Fixed Constructions | 82 | Expired |
| US5850341A | Method and apparatus for monitoring material removal using mobile machinery | Physics | 75 | Expired |
| US5493494A | Method and apparatus for operating compacting machinery relative to a work site | Fixed Constructions | 67 | Expired |
| US5764511A | System and method for controlling slope of cut of work implement | Physics | 66 | Expired |
| US6114993A | Method for determining and displaying the position of a truck during material removal | Physics | 30 | Expired |
| US5509520A | Electrohydraulic control device for a drive train of a machine | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5735352A | Method for updating a site database using a triangular irregular network | Fixed Constructions | 27 | Expired |
| US5944764A | Method for monitoring the work cycle of earth moving machinery during material removal | Fixed Constructions | 21 | Expired |
| US5467541A | Electronic implement control | Physics | 20 | Expired |
| US5935192A | System and method for representing parameters in a work site database | Fixed Constructions | 19 | Expired |
| US5806016A | Method for determining the course of a machine | Physics | 17 | Expired |
| US5815826A | Method for determining the productivity of an earth moving machines | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5864060A | Method for monitoring the work cycle of mobile machinery during material removal | Fixed Constructions | 14 | Expired |
| US5526002A | Method and apparatus for operating geography-altering machinery relative to a work site | General | 11 | Revoked |
| US5801967A | Method for determining the volume between previous and current site surfaces | Physics | 10 | Expired |
| US9099882B2 | Turbine engine hybrid power supply | Emerging Cross-Sectional Technologies | 9 | Active |
| US5897603A | Method for determining the relationship between the heading of a machine and the course of machine travel | Physics | 9 | Expired |
| US6140959A | Self-calibrating GPS reference station and method | Physics | 8 | Expired |
| US5182501A | Dual motor windshield wiper control system | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.