BUNNELL, INCORPORATED
6Patents
1Active
6Granted
31Portfolio score
Filing activity: May 10, 1991 → Jul 23, 2020
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6279574A | Variable flow and pressure ventilation system | Human Necessities | 158 | Expired |
| US5239994A | Jet ventilator system | Human Necessities | 125 | Expired |
| US5752506A | Ventilator system | Human Necessities | 90 | Expired |
| USD546950S1 | Ventilator chassis | General | 15 | Expired |
| US5230497A | Multiple state valve | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US11291792B2 | Pulmonary ventilator with changeable filters | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.