David Anthony Arnold
9Patents
3h-index
5Co-inventors
42Inventor score
Filing activity: Dec 7, 2007 → Aug 31, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8662099B2 | Valve shaft apparatus for use with rotary valves | Emerging Cross-Sectional Technologies | 6 | Active |
| US7832327B2 | Ring sealed diaphragm | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8794589B2 | Actuator having an override apparatus | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8549984B2 | Apparatus to increase a force of an actuator having an override apparatus | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9970567B2 | Actuator apparatus with internal tubing and anti-rotation mechanism | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9458947B2 | Actuator apparatus with internal tubing and anti-rotation mechanism | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9103453B2 | Valve shaft apparatus for use with rotary valves | Emerging Cross-Sectional Technologies | 2 | Active |
| US9874292B2 | Diaphragm actuators having adjustable actuation force | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8544820B2 | Biasing apparatus for use with actuators | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.