Ronald E. Smith
33Patents
12h-index
25Co-inventors
81Inventor score
Filing activity: Nov 18, 1976 → Dec 9, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4844072A | Liquid-circulating thermal therapy system | Human Necessities | 218 | Expired |
| US7547447B2 | Bioartificial lacrimal gland | Human Necessities | 41 | Expired |
| US4706754A | Oil recovery process using a delayed polymer gel | Chemistry; Metallurgy | 39 | Expired |
| US6570548B2 | Display device for providing graphical display having a variable number of vertical and horizontal lines of resolution | Physics | 35 | Expired |
| US5305486A | Vehicle passenger boarding system | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4090509A | Vital emergency survival time (vest) | Human Necessities | 26 | Expired |
| US5038876A | Hydraulic control system for weighing | Performing Operations; Transporting | 22 | Expired |
| US5065829A | Hydraulic control system for weighing | Performing Operations; Transporting | 17 | Expired |
| US6702070B2 | Integrated drive unit | Performing Operations; Transporting | 17 | Expired |
| US8100182B2 | Loose tube flying lead assembly | Fixed Constructions | 17 | Active |
| US5064008A | Hydraulic control system for weighing | Performing Operations; Transporting | 13 | Expired |
| US5065828A | Hydraulic control system for weighing | Performing Operations; Transporting | 12 | Expired |
| US6163254A | Method of avoiding low cycle fatigue failure of turbochargers | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5139101A | Hydraulic control system for weighing and two-way valve therefor | Performing Operations; Transporting | 10 | Expired |
| US6746176B2 | Transportable rig mat module and assembly | Fixed Constructions | 9 | Expired |
| US5195418A | Hydraulic control system for weighting and two-way valve therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5287885A | Hydraulic control system for weighing and two-way valve therefor | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7814856B1 | Deep water operations system with submersible vessel | Performing Operations; Transporting | 5 | Active |
| US8919626B1 | Power chair carrier system | Human Necessities | 4 | Active |
| US8081074B2 | Security system for protecting construction site assets | Physics | 2 | Active |
| US10591101B2 | Pulsation dampening system for high-pressure fluid lines | Fixed Constructions | 2 | Active |
| US11384886B2 | Pulsation dampening system for high-pressure fluid lines | Fixed Constructions | 1 | Active |
| US7903914B2 | Method and apparatus for manufacture of a non-helical subsea umbilical | Electricity | 1 | Active |
| US11852692B1 | Electric distribution line ground fault prevention systems using dual parameter monitoring with high sensitivity relay devices | Electricity | 1 | Active |
| US11993204B2 | Vehicle and pedestrian alert system and vehicle including an alert system | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.