David M. Smith
16Patents
8h-index
14Co-inventors
69Inventor score
Filing activity: Apr 24, 1975 → Dec 4, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5185925A | Method of manufacturing a tube for a heat exchanger | Emerging Cross-Sectional Technologies | 45 | Expired |
| US6129309A | Aircraft engine apparatus with reduced inlet vortex | Performing Operations; Transporting | 30 | Expired |
| US4434014A | High strength wear resistant aluminium alloys and process | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5062476A | Heat exchanger with an extruded tank | Emerging Cross-Sectional Technologies | 30 | Expired |
| US7137451B2 | Controlling and/or testing a hydrocarbon production system | Fixed Constructions | 26 | Expired |
| US4819660A | Prosthetic shape sensor | Human Necessities | 16 | Expired |
| US5226490A | Extruded tank pocket design for separator | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US3959955A | Self cleaning rotary lawn mower blade and deck assembly | Human Necessities | 12 | Expired |
| US5238059A | Heat exchanger header with parallel edges | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6182634A | Low RPM switching tachometer | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8464782B2 | Manifold fluid communication plate | Emerging Cross-Sectional Technologies | 2 | Active |
| US6581628B2 | Pressure reducing valve assembly | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6883777B2 | Valve assembly | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US9157688B2 | Manifold fluid communication plate | Emerging Cross-Sectional Technologies | 1 | Active |
| US9267740B2 | Manifold fluid communication plate | Emerging Cross-Sectional Technologies | 0 | Active |
| US9981294B2 | Hydraulic flushing system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.