Gregory A. Michaels
7Patents
7h-index
3Co-inventors
52Inventor score
Filing activity: Dec 31, 1990 → Mar 9, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5917135A | Gas concentration sensor and control for oxygen concentrator utilizing gas concentration sensor | Physics | 133 | Expired |
| US5906672A | Closed-loop feedback control for oxygen concentrator | Performing Operations; Transporting | 115 | Expired |
| US5397443A | Method of assembling tubular electrochemical oxygen generators | Emerging Cross-Sectional Technologies | 71 | Expired |
| US5513899A | Seat cushion for wheelchairs | Human Necessities | 64 | Expired |
| US5169506A | Oxygen concentration system utilizing pressurized air | Chemistry; Metallurgy | 59 | Expired |
| US5186793A | Oxygen concentrator utilizing electrochemical cell | Emerging Cross-Sectional Technologies | 39 | Expired |
| US8210205B2 | Rotary valve assembly | Emerging Cross-Sectional Technologies | 27 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.