Philip E. Smith
20Patents
9h-index
18Co-inventors
72Inventor score
Filing activity: Apr 6, 1978 → Dec 28, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4303071A | Syringe-type liquid container dispenser adapter | Human Necessities | 47 | Expired |
| US4696330A | Spill collector assembly for liquid storage vessels | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4230112A | Syringe-type liquid container dispenser adapter | Human Necessities | 40 | Expired |
| US5992680A | Slidable sealing lid apparatus for subsurface storage containers | Performing Operations; Transporting | 31 | Expired |
| US4317448A | Syringe-type liquid container dispenser adapter | Human Necessities | 25 | Expired |
| US5085257A | Sump cover containment assembly | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4198992A | Smoker's appliance | Human Necessities | 16 | Expired |
| US6114977A | Keyboard calculator system | Physics | 11 | Expired |
| US6220618A | Translatable trailer hitch | Performing Operations; Transporting | 9 | Expired |
| US5887884A | Trailer hitch apparatus | Performing Operations; Transporting | 9 | Expired |
| US6840293B1 | Liquid spill collector assembly | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5954103A | Watertight sump shield assembly for underground tanks | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8579504B2 | Subsea and landing string distributed temperature sensor system | Fixed Constructions | 5 | Active |
| US6840549B1 | Threaded riser adaptor for attaching a structure to a riser | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6517356B1 | Swivel adaptor for use with inlet pipe | Electricity | 4 | Expired |
| US5192359A | Recovery of aluminum from furnace dross | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7003998B1 | Apparatus for forming a flange at the end of a conduit | Performing Operations; Transporting | 1 | Expired |
| US11473626B2 | Bearing system with self-lubrication features, seals, grooves and slots for maintenance-free operation | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12282443B2 | Rack controller with native support for intelligent patching equipment installed in multiple racks | Electricity | 0 | Active |
| US11567891B2 | Rack controller with native support for intelligent patching equipment installed in multiple racks | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.