Robert E. Phillips
17Patents
12h-index
11Co-inventors
75Inventor score
Filing activity: Sep 14, 1978 → Mar 12, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5928189A | Activity responsive therapeutic delivery system | Human Necessities | 221 | Expired |
| US4612928A | Method and apparatus for supplying a gas to a body | Human Necessities | 111 | Expired |
| US4535767A | Oxygen delivery apparatus | Human Necessities | 107 | Expired |
| US5951035A | Trailer hitch alignment system | Performing Operations; Transporting | 75 | Expired |
| US5163737A | Cushion | Emerging Cross-Sectional Technologies | 68 | Expired |
| US4417574A | Liquid drain for patient breathing apparatus | Human Necessities | 48 | Expired |
| US4221576A | Automatic air filter changer | Performing Operations; Transporting | 45 | Expired |
| US4572177A | Oxygen therapy apparatus | Human Necessities | 33 | Expired |
| US5256537A | Culturette safety sleeve | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7565935B1 | Powered tap driver with rotary control structure | Performing Operations; Transporting | 21 | Active |
| US6517561B1 | Motorized specimen cutter | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5425915A | Culturette safety sleeve | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4655024A | Preconstructed building structures and method of construction and assembly | Fixed Constructions | 9 | Expired |
| US4796656A | Method and apparatus for causing a series of mechanical actions | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4953579A | Quick acting diversion valves | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4199543A | Testing apparatus for dispensing a fluid | Physics | 2 | Expired |
| US9278235B1 | Adaptive demand oxygen delivery system | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.