Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D660425 | Bracket for securing laryngoscope components | — | 2012-05-22 |
| D631541 | Dacryocyst drainage tube | Zhang Min | 2011-01-25 |
| D629898 | Bracket for a laryngoscope apparatus | — | 2010-12-28 |
| D592306 | Laryngoscope blade | Zhongyong tong, Shengdong Qui, Qitao Lai, Yadi Zheng | 2009-05-12 |
| D584817 | Combined laryngoscope and optical prism | — | 2009-01-13 |
| D549346 | Disposable surgical arm board protector | Joseph J. Kraska, Frederick B. Keen | 2007-08-21 |
| D548571 | Oxygen supply bracket for a hospital transport cart | Frederick B. Keen, Joseph J. Kraska | 2007-08-14 |
| D508980 | Dual hose adapter | — | 2005-08-30 |
| D456517 | Anesthesia infection control barrier sheet with pockets | Joseph J. Kraska, Frederick B. Keen | 2002-04-30 |
| D454747 | Disposable plastic sheet anesthesia infection control barrier | Joseph J. Kraska, Frederick B. Keen | 2002-03-26 |
| D396014 | Peak expiratory flow meter | — | 1998-07-14 |