Assignee
BERTRAM VOLKER
DE·3 granted patents·77 citations·filing 1991–2012
Top patents by PatentIndex Score
3 records- 0140US8726904B2Larynx tube and method for the production thereofBERTRAM VOLKER·Filed 2012·Granted May 20, 2014·0 cites·14 claims
- 0239US5355874AOropharyngeal deviceBERTRAM VOLKER·Filed 1991·Granted Oct 18, 1994·41 cites·11 claims
- 0337US5285776AAdaptor with tracheal tubeBERTRAM VOLKER·Filed 1992·Granted Feb 15, 1994·36 cites·3 claims
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