Lawrence W. Hill
19Patents
10h-index
24Co-inventors
72Inventor score
Filing activity: Apr 12, 1978 → Feb 4, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4307447A | Programmable controller | Physics | 160 | Expired |
| US5168510A | Spread spectrum-time diversity communications systems and transceivers for multidrop area networks | Electricity | 69 | Expired |
| US5448593A | Frequency hopping time-diversity communications systems and transceivers for local area networks | Electricity | 64 | Expired |
| US4484303A | Programmable controller | Physics | 44 | Expired |
| US4597082A | Transceiver for multi-drop local area networks | Electricity | 42 | Expired |
| US6747569B2 | Downhole telemetry and control system | Physics | 31 | Expired |
| US6937159B2 | Downhole telemetry and control system using orthogonal frequency division multiplexing | Physics | 26 | Expired |
| US6205233A | Personal identification system using multiple parameters having low cross-correlation | Physics | 23 | Expired |
| US4292666A | Programmable controller | Physics | 18 | Expired |
| US5245335A | Transceiver system for communication over wire laid along the path of guided/vehicles | Electricity | 14 | Expired |
| US6898149B2 | Reprogrammable downhole telemetry and control system | Physics | 10 | Expired |
| US7206882B2 | Triggered communication network for CANOpen networks | Electricity | 9 | Expired |
| US8943911B1 | Remote monitoring of stratified layers in grease interceptors | Fixed Constructions | 6 | Active |
| US8980492B2 | Method and apparatus for controlling an array of power generators | Emerging Cross-Sectional Technologies | 5 | Active |
| US6907485B2 | Hybrid change of state protocol for CANOpen networks | Electricity | 5 | Expired |
| US9819037B2 | Method and apparatus for cleaning catalyst of a power cell | Emerging Cross-Sectional Technologies | 2 | Active |
| US5257290A | Transmission line termination of guide-communications wire for guided vehicles | Electricity | 1 | Expired |
| US10199671B2 | Apparatus for cleaning catalyst of a power cell | Emerging Cross-Sectional Technologies | 1 | Active |
| US11121389B2 | Method and controller for operating power cells using multiple layers of control | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.