John Schlaechter
8Patents
7h-index
7Co-inventors
56Inventor score
Filing activity: Oct 12, 1979 → Nov 14, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4302224A | Compact oxygen concentrator | Emerging Cross-Sectional Technologies | 107 | Expired |
| US4342573A | Compact oxygen concentrator | Mechanical Engineering; Lighting; Heating | 80 | Expired |
| US4534346A | Pressure swing cycle for the separation of oxygen from air | Performing Operations; Transporting | 42 | Expired |
| US7311764B2 | Gas mask filter canister | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4850199A | Cryo-refrigeration system | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4951474A | Cryo-refrigeration system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US8292991B2 | Gas mask filter canister | Emerging Cross-Sectional Technologies | 7 | Active |
| US8262782B2 | Respirator filter canister | Performing Operations; Transporting | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.