Robert H. Dean
14Patents
8h-index
10Co-inventors
69Inventor score
Filing activity: Sep 12, 1977 → Apr 29, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5394650A | Manway cover balancing mechanism | Fixed Constructions | 45 | Expired |
| US5544675A | Frangible valve handle | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5257771A | Powered actuator for valve | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US4924703A | Tank-level alarm control system | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5340078A | Actuator for valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6668853B2 | Pressure relief valve with field-replaceable high corrosion-resistant components | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4190071A | Backflow prevention devices | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5269342A | T-fitting | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6213449A | Handles for bottom outlet valve assembly | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5165444A | Spill valve | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5342026A | Valve including resilient mount for pin | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5886312A | Switch level control for tank ullage determining system | Physics | 2 | Expired |
| US6112762A | Top operated bottom outlet valve assembly | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4489915A | Valve | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.