David K. Smith
10Patents
9h-index
12Co-inventors
65Inventor score
Filing activity: Aug 17, 1990 → Nov 24, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5655523A | Dry powder inhalation device having deagglomeration/aerosolization structure responsive to patient inhalation | Human Necessities | 287 | Expired |
| US5069204A | Inhaler | Human Necessities | 221 | Expired |
| US5619984A | Dry powder inhalation device having a powder-loaded elongate carrier | Human Necessities | 188 | Expired |
| US5347998A | Breath actuated inhaler having an electromechanical priming mechanism | Human Necessities | 170 | Expired |
| US5740793A | Dry powder inhalation device with elongate carrier for power | Human Necessities | 153 | Expired |
| US5482032A | Dry powder inhalers | Human Necessities | 103 | Expired |
| US6012454A | Dry powder inhalation device | Human Necessities | 80 | Expired |
| US7148796B2 | Environmental monitoring device | Physics | 70 | Expired |
| US7456733B2 | Environmental monitoring device | Physics | 30 | Active |
| US7986224B2 | Environmental monitoring device | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.